theta

/ˈθiːtə/noun
High School
1

The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.

2

The measure of an angle.

3

Pitch angle; the angle between an aircraft's longitudinal axis and the horizontal plane.

4

The sensitivity of the value of a derivative with respect to time; the "time decay".

5

Designating a level of brain activity as measured by electroencephalography having a frequency of between four and seven cycles per second (associated with drowsiness in adults).

6

The voiceless dental fricative represented by θ.

Thesaurus

Synonyms

Sound Patterns & Rhymes

Rhymes

Words that share the same ending sound pattern

Alliteration

Words starting with the same consonant sound — used in poetry and prose to create rhythm, emphasis, and memorable phrasing (e.g. “Peter Piper picked”)

Assonance

Words sharing similar vowel sounds regardless of starting letter — creates internal melody in writing

Consonance

Words sharing similar consonant sound patterns — adds texture and cohesion to writing