High School Vocabulary
353,744 words and 27,916 expressions at the high school level.
A kind of flexible, porous aerogel that can form a film.
plural of x-band
Any electronic system that replaces a conventional mechanical system in an automobile.
A spicy yellow chili pepper used in Yucatecan cuisine.
A folding chair with an X-shaped frame.
plural of X-chair
Across the country.
X-class submarine
Hyperkeratosis in cattle.
Alternative spelling of X factor.
plural of x-factor
The distance between the baseline and midline in a typeface, typically equal to the height of the lower-case letter x.
plural of x-height
X-ray radiation
Associated with the X chromosome.
plural of X-mas
plural of X-mas
A style of dance performed to drum and bass music.
plural of X-pack
plural of X-Phile
Any of a series of experimental aircraft and rockets, used to test and evaluate new technologies and aerodynamic concepts.
plural of X-plane
simple past and past participle of x-post
present participle and gerund of x-post
plural of x-post
To irradiate with X-rays.
Pornographic or indecent.
simple past and past participle of X-ray
present participle and gerund of X-ray
plural of X-ring
plural of x-risk
A SAMPA-inspired transcription of the entire International Phonetic Alphabet (IPA) into ASCII.
Abbreviation of cross section.
Shaped like the letter "X".
A simple stool having an X-shaped frame, often one that folds
plural of X-stool
A convention whereby Esperanto’s circumflex accents (ĉ, ĝ, ĥ, ĵ, ŝ, ŭ) are replaced by an x after the non-diacriticked letter (cx, gx, hx, jx, sx, ux), for convenience of typing.
Abbreviation of cross-trainer.
plural of X-tree
Alternative form of X-Verse.
plural of x-wing
plural of x-word
Alternative spelling of xacuti.
A town in Pishan, Hotan prefecture, Xinjiang autonomous region, China.
A particular cardiac stimulant drug.
A Central Cushitic language spoken in Ethiopia by the Xamir.
plural of Xanadu
Alternative form of Janambre.
A male given name used in modern fiction.
plural of Xanax
plural of xanbie
plural of Xander
A female given name, variant of Alexandra.
plural of xanith
plural of Xanny
Alternative form of xanthan.
A polysaccharide, consisting of galactose and mannose residues, produced by the bacterium Xanthomonas campestris
Archaic form of xanthan.
plural of xanthane
Synonym of xanthydrol.
plural of xanthan
Any salt or ester of xanthic acid.
plural of xanthate
The sesquiterpenoid xanthanolide (3~{a}~{R},7~{S},8~{a}~{S})-7-methyl-3-methylidene-6-[(~{E})-3-oxobut-1-enyl]-4,7,8,8~{a}-tetrahydro-3~{a}~{H}-cyclohepta[b]furan-2-one present in Xanthium strumarium leaves.
The water-soluble part of the yellow carotenoid pigment present in the cell sap of some plants.
Alternative form of xanthein.
plural of xanthein
The occurrence of yellow matter in the blood.
Any of a group of tricyclic heterocycles (dibenzopyrans) that are the basis for a range of dyes such as fluorescein and eosin.
plural of xanthene
Pertaining to, or derived from, xanthene.
A radical derived from xanthydrol, C₁₃H₁₀O⁺.
Of the city Xanthos (or Xanthus) in ancient Lycia.
plural of Xanthian
Of a yellowish colour.
Any crab in the Xanthidae.
Any derivative of xanthogen.
plural of xanthide
plural of xanthid
Alternative spelling of xanthine.
Any of a group of alkaloids that include caffeine, theophylline, and theobromine as well as the parent compound, a precursor of uric acid found in many organs of the body.
plural of xanthine
Of or relating to xanthine.
Alternative form of xanthinine.
A drug prepared from theophylline, used as a vasodilator.
plural of xanthin
A saturated thioxanthene preparation.
The thione analog of xanthine, 9H-xanthene-9-thione
An ill-tempered woman.
A yellowish colouring of pigments in hair, skin, feathers, etc.
A variety of vesuvianite found in limestone near Amity, New York.
yellow
Formerly, a hypothetical radical supposed to be characteristic of xanthic acid.
A small, yellow nodule, rich in cholesterol and other lipids, that occurs in the skin, often near a joint
plural of xanthoma
An aromatic ketone, 9-oxo-xanthene, that is used as an insecticide.
plural of xanthone
A visual disorder in which things appear yellowish.
Archaic form of xanthopsia.
An anthraquinone compound found in Xanthoria elegans, the elegant sunburst lichen.
An ancient city in Antayla Province, Turkey, formerly in Lycia.
A complex formed between xanthine and ribose.
plural of xanthosis
A yellowish discolouration of tissues undergoing degeneration.
Exhibiting or relating to xanthosis.
Yellow-brown; yolk-colored.
An intermediate in the biosynthesis of the plant hormone abscisic acid.
Synonym of xanthinuria.
The univalent radical derived from xanthine.
Of or pertaining to xanthine.
Alternative spelling of Xanthippe.
plural of Xantippe
Alternative form of Shandong.
Misspelling of xantusiid.
plural of xantusid
Any of the family Xantusiidae of night lizards.
Any copepod of the family Xarifiidae.
plural of xarifiid
The Kassonke language.
The Kassonke language.
The Kassonke language.
Alternative spelling of Xavánte.
plural of Xavante
A member of the Xaverian Brothers, a religious order founded in Bruges, Belgium 1839 and dedicated to Catholic education.
plural of Xaverian
Alternative form of Xaverian.
A student who attends any of numerous schools named for Saint Francis Xavier.
One of the Xavánte, a native people of central Brazil.
plural of Xavánte
A surname from Lao.
plural of Xayavong
plural of Xblocks
plural of Xboxer
present participle and gerund of Xbox
Abbreviation of crossbreeding.
plural of xbreed
plural of Xbrick
simple past and past participle of xdress
Abbreviation of cross-dresser.
plural of xdresser
third-person singular simple present indicative of xdress
present participle and gerund of xdress
plural of xebeck
Alternative form of xebec.
plural of xebecque
Alternative form of xebec.
plural of xebeque
present participle and gerund of xeet
Any member of the clade Xenacanthida of extinct cartilaginous fishes.
One who guides strangers; a guide or tour guide.
A guidebook.
A surname from Greek.
plural of Xenakis
A drug with potential applications in treating hyperlipidemia.
plural of xenate
An avidin found in frogs of the genus Xenopus
a particular analgesic drug.
Synonym of xenelasy (“the practice of expelling foreigners in Doric Crete and Lacedaemonia”).
The practice of expelling foreigners in Doric Crete and Lacedaemonia.
orlistat
plural of xenica
Any member of the family Xenicidae, which is currently considered to be a synonym of the Acanthisittidae.
plural of xenicid
plural of xenide
plural of xeniid
plural of xenismos
A ritual offering of a meal in Ancient Greece.
plural of xenism
plural of Xenite
Alternative letter-case form of xennial.
plural of xennial
Alternative form of xenofree
Any organism found in surroundings, or in association with another organism, in which it is normally absent.
A crystal forming in a metamorphic rock that has not developed its characteristic crystalline faces and which gets its shape from bordering crystals.
An artificial construct built from cells extracted from Xenopus embryos, and designed to move, consume, and build piles.
plural of xenobot
The production of fruit as the result of xenogamy.
Of or pertaining to xenocide.
plural of xenocide
A clast having a different origin from the clasts around it.
Government or rule by foreigners.
An isolated crystal having a different origin than the igneous rock in which it is found; the mineralogical equivalent of a xenolith.
Reception of strangers; hospitality.
Misspelling of xenophobe.
plural of xenofobe
Misspelling of xenophobia.
Without the use of material taken from other organisms.
Relating to xenogamy
The transfer of pollen from the anthers of one plant to the stigma of another; cross-pollination.
Originating outside an organism and being introduced.
Xenogenesis.
A tissue graft taken from a species different from that of the recipient.
Misspelling of xenograft.
A heart from an organ donor.
The ability to speak in a language which the individual has not learned.
A language variety that bears a superficial resemblance to another larger language, but which differs at a fundamental structural level.
plural of xenolect
A form of xenograft.
plural of xenoline
Xenolith.
plural of xenolite
Any piece of rock having a different origin to that of the igneous rock in which it is found.
plural of xenolith
A liver from an organ donor.
Alternative spelling of xenologue.
plural of xenolog
A type of ortholog where the homologous sequences are found in different species because of horizontal gene transfer.
The study of alien life.
A strong or excessive preference for foreigners or for foreign customs, manners, or institutions.
plural of xenoma
plural of xenoma
The feeling that one's own limb is foreign, or not one's own.
Bleeding from another body part instead of normal menstruation, once thought to be a vicarious process but perhaps caused by general weakening of the blood vessels when the ovum is to be ruptured.
Hatred of foreign people; prejudice against strangers or foreigners.
A strange form, an alien creature.
The chemical element (symbol Xe) with an atomic number of 54. It is a colorless, odorless, unreactive noble gas, used notably in camera flash technology.
The oxyanion of xenon XeO₄²⁻.
plural of xenonate
A binary compound of xenon.
plural of xenonide
Synonym of exonym.
plural of xenonym
The juxtaposition of semantically incompatible words.
A categorical change in diet, such as a herbivore becoming carnivorous.
A person who has a love of foreign people and culture.
Alternative form of xenophilia.
Exhibiting or characterised by xenophobia, a fear or hatred of strangers, foreigners, or extraterrestial life.
Dated form of xenophobia.
Athenian historian and philosopher born 427 B.C.E. and author of the Anabasis and Memorabilia. He was a pupil of Socrates and became a general during the Persian wars.
A sound in speech that is not native to the language being spoken; a sound from a foreign language.
Any mollusk of the genus Xenophora.
A siderophore used by an organism other than that which produced it.
Foreign particles found within an organism, such as sand grains.
Any plant that was introduced from another geographic location.
Any of the genus Xenopus of clawed frogs.
plural of xenopid
Cytoplasm from a foreign cell.
plural of xenops
An octapeptide present in the frog Xenopus laevis
Synonym of zoonosis.
A endosymbiotic bacterium of some marine protozoans.
plural of xenosome
Relating to a xenosome.
Relating to, or promoting xenosis
A yellow-brown mineral, yttrium phosphate (YPO₄)
plural of xenotime
Dated form of xenotime.
A mineral that is a source of rare earth metals.
Having anhedral crystals
Relating to xenotoxins
Any toxin that originates outside the target organism.
A tumor that originates from a foreign organism.
Any of two or more variations of the same material from two or more different species.
plural of xenotype
Relating to a xenotype
Any armadillo of the former genus Xenurus (now Cabassous).
plural of xenurine
Any lobopodian in the class †Xenusia.
plural of xenusian
Relating to xenyl.
Alternative form of xeraphim.
plural of xerafim
Alternative form of xeraphim.
Alternative form of xeraphim.
plural of xerafine
plural of xerafin
Relating to xeralfs.
plural of xeralf
plural of xerand
plural of xeransis
A drying of the tissues.
Relating to xeransis
Alternative form of xeraphim.
An old monetary unit of Portuguese India from the 16th to 19th centuries, equal to 300 reis.
plural of xeraphim
Alternative form of xeraphim.
plural of xeraphin
Of or pertaining to xerosere.
Dryness and brittleness of the hair.
A parallelogram-shaped connector in a model rocket assembly.
plural of xerclod
plural of xerept
plural of xerert
In a xeric way.
The quality or degree of being xeric; adaptation to dry conditions.
The quality of being xeric.
plural of xeriff
simple past and past participle of xerify
third-person singular simple present indicative of xerify
present participle and gerund of xerify
Alternative form of xerophyte.
A kind of landscape design for arid regions, minimising the need for irrigation.
Relating to xeriscence.
Dehiscence that occurs upon drying.
A warm, dry slope.
An animal that is adapted to a very dry ecosystem (typically a desert).
plural of xerocole
To copy xerographically.
Any of various skin diseases characterised by dry, hard, scaly skin, especially ichthyosis.
A wound dressing consisting of a gauze soaked in a mixture of bismuth tribromophenate and petroleum jelly.
A solid formed by the dehydration of a gel.
plural of xerogel
Xeroradiograph.
plural of xerogram
A photocopy produced by xerography.
plural of Xeroid
Relating to xerolls.
plural of xeroll
plural of xeroma
The absence of menses during a menstrual period.
Between xeric and mesic; moderately dry.
Any plant, with xeromorphic leaves, that is adapted to a dry atmosphere; a xerophyte.
Any salt of xeronic acid.
Relating to xeronic acid or its derivatives
A person or animal that practices xerophagy.
A restrictive diet (of bread and water, for example) as a punishment or religious form of discipline.
Dated form of xerophile.
Any xerophilic organism.
plural of xerophil
Quality of being xerophilic.
Any xerophobic organism.
Any plant suited for life in a habitat where water is scarce, such as in a desert or chaparral. Such plants may be succulent, have small or reduced leaves, or spines.
To print by means of xerography.
Of or pertaining to a xerosere.
The succession of ecological communities which originated in an extremely dry habitat such as a desert or sand dunes.
plural of xerosere
plural of xerosis
Dryness.
A very dry soil.
plural of xerosol
The condition of having a dry mouth.
Alternative form of xerostomia.
A general dryness of the body.
Any xerothermic organism.
dry
photocopiable
Alternative spelling of xerox copy.
simple past and past participle of xerox
A xerox machine, or generically a term for a photocopier
plural of xeroxer
plural of xerox
present participle and gerund of xerox
Synonym of photocopylore (“a kind of folklore comprising humorous material and urban legends that are reproduced on xerox machines (photocopiers)”).
Alternative spelling of xyrself.
simple past and past participle of xertz
third-person singular simple present indicative of xertz
present participle of xertz
A polyunsaturated, acetylenic lactone, produced by Basidiomycetes bacteria, that inhibits cholesterol biosynthesis.
plural of xerult
Of or pertaining to the Persian king Xerxes.
plural of Xerxes
A Central Jê language (Jê, Macro-Jê) spoken in Tocantins, Brazil.
The process of polishing something.
A mountain dialect of the Georgian language.
A trans-Neptunian object and centaur.
present participle of xfade
present participle and gerund of xfeed
simple past and past participle of xfer
present participle and gerund of xfer
simple past and past participle of xform
present participle and gerund of xform
Abbreviation of transgender or crossgender.
A traditional Albanian garment worn by men.
The quality or state of being Xhosa.
A Korean ethnic township in Kuandian, Dandong, Liaoning, China.
Any of a group of pentacyclic indole-sesquiterpenoids isolated from Streptomyces.
plural of xiamycin
A district of Xianning, Hubei, China.
An ancient Mongolic nomadic people who resided in what is now eastern Mongolia, Inner Mongolia, and northeast China.
A traditional kind of Chinese stuffed pancake.
plural of xianbing
An era name of Qing, used in 1851 – 1861.
A district of Xiamen, Fujian, China.
A district of Pingxiang, Jiangxi, China.
A county of Linfen, Shanxi, China.
A district of Kaifeng, Henan, China.
Synonym of Hong Kong: the Mandarin Chinese-derived name (especially in the Chinese English language media)
A county of Langfang, Hebei, China.
A county of Linfen, Shanxi, China.
A hydra-like monster which terrorized the world in prehistory.
A county of Linfen, Shanxi, China.
Chinese chess; a board game similar to chess, invented and traditionally played in China.
A district of Hsinchu, Taiwan.
A county of Yancheng, Jiangsu, China.
A prefecture-level city of Hunan, China, on the lower Xiang River.
A Tujia and Miao autonomous prefecture in Hunan, China.
A district of Hegang, Heilongjiang, China.
Synonym of Xiangliu, a monster.
A county of Changzhi, Shanxi, China.
A district of Zhuhai, Guangdong, China.
Abbreviation of Christianity.
A prefecture-level city of Hubei, China.
A sub-prefectural city of Hubei, China.
A genre of East Asian fiction similar to wuxia but with more mythological elements.
A prefecture-level city of Shaanxi, China.
A county of Putian, Fujian, China.
A county of Xiaogan, Hubei, China.
A district of Taiyuan, Shanxi, China.
A prefecture-level city of Hubei, in central China.
A female given name from Mandarin.
plural of Xiaomi
A district of Xiaogan, Hubei, China.
The alto member of the ruan family of Chinese lutes.
A district of Yichang, Hubei, China.
A town in Pingshan, Shijiazhuang, Hebei, in northeastern China.
The underworld in Mayan mythology.
Of or relating to Xibalba.
plural of Xibalban
A particular beta blocker.
A particular antibiotic, primarily administered to the throat.
plural of Xicana
plural of Xicano
plural of Xicanx
Alternative form of Jicaque.
Alternative form of Jicaquean.
plural of Xicaque
A county-level city of Liangshan prefecture, Sichuan, China.
A district in downtown Beijing, China, comprising the sections immediately west of the Forbidden City.
A county of Nanyang, Henan, China.
A kind of Chinese proverb consisting of two elements: the former segment presents a novel scenario while the latter provides the rationale thereof. One would often only state the first part, expecting the listener to know the second. Compare English "a stitch in time (saves nine)" or "a bird in the hand (is worth two in the bush)".
plural of xiezhi
A grey metallic hexagonal mineral.
Misspelling of xylazine.
A league in the Inner Mongolia autonomous region, China.
A particular muscle relaxant drug.
Of or pertaining to the cryptic crossword style used and defined by "Ximenes" (Derrick Somerset Macnutt), whereby an acceptable cryptic clue must have a precise definition, a fair and strictly grammatical subsidiary indication, and no redundant elements beyond these.
plural of Ximenean
A surname from Spanish, variant of Jimenez.
A trigonal mineral with chemical formula BiPO₄.
1-hydroxy-2-naphthoate radical of 1-hydroxy-2-naphthoic acid.
Alternative form of Khinalug.
Alternative form of Khinalug.
A rural township in Hualien County, Taiwan.
A district of New Taipei City, Taiwan.
plural of xinesi
A county of Shaoguan, Guangdong, China.
A former province of China.
A county-level city of Huludao, Liaoning, China.
A county of Ganzhou, Jiangxi, China.
A county of Hainan, Qinghai, China.
A county-level city of Taizhou, Jiangsu, China.
A township in Xingguo, Ganzhou, Jiangxi, China.
Synonym of Khanka (“lake on the border between Russia and China”).
A county-level city of Xianyang, Shaanxi, China.
A district of Yinchuan, Ningxia autonomous region, China.
A county-level city of Qianxinan, Guizhou, China.
A district of Hegang, Heilongjiang, China.
Semicursive or running script used in Chinese calligraphy.
A prefecture-level city of Hebei, China.
A county-level city of Zhengzhou, Henan, China.
Alternative spelling of xynisteri.
A district of Nanchang, Jiangxi, China.
An Uyghur autonomous region of China, located in the sparsely populated northwest. Official name: Xinjiang Uygur Autonomous Region. Capital: Ürümqi.
A former county of Guangdong, China; modern Taishan.
A red wine grape variety from Macedonia in Greece.
An Yi and Dai autonomous county in Yuxi, Yunnan, China.
A former district of Yichun, Heilongjiang, China.
A district of Datong, Shanxi, China.
A county of Yongzhou, Hunan, China.
A prefecture-level city of Henan, China.
A county-level city of the Xinjiang autonomous region, China.
A prefecture-level city of Henan, China.
A district of Tainan, Taiwan.
Synonym of Sinuiju: the Mandarin Chinese-derived name.
A county-level city of Zhengzhou, Henan, China.
A prefecture-level city of Shanxi, China.
A district of New Taipei City, Taiwan.
A new area in Baoding, Hebei, China.
Alternative form of Xiong'an.
An ancient nomadic-based people that formed a state or confederation north of the agriculture-based empire of the Han dynasty.
A sulfonamide diuretic drug used to treat oedema and hypertension.
Relating to, or in the region of the xiphoid process
Synonym of swordfish.
A fish in the family Xiphiidae; a swordfish.
plural of xiphiid
Resembling or related to the genus Xiphias (swordfish).
plural of xiphioid
An extinct camel-like animal of the genus Xiphodon.
plural of xiphodon
Shaped like a sword, ensiform.
xiphoid; sword-shaped
plural of xiphoid
A scoriaceous amphibole with yellow crystals.
plural of xiphopagus
plural of xiphos
One of the Xiphosura, such as a horseshoe crab.
A town in Azerbaijan.
Alternative form of xyrself.
The Tsonga language.
present participle and gerund of xit
A Tujia and Miao autonomous county in Chongqing, China.
A county of Jiujiang, Jiangxi, China.
A district of Haikou, Hainan, China.
A county of Hanzhong, Shaanxi, China.
plural of Xixime
present participle and gerund of Xmas
simple past and past participle of Xmas
plural of Xmas
present participle and gerund of Xmas
Abbreviation of Christmastide.