actuator
/ˈæk.tjuː.eɪ.tə(ɹ)/noun
High School
1
Something that actuates something else.
2
A usually electric device that causes a mechanical device (i.e., a mechanism) to be switched on or off. For example; an electric motor that opens and closes a valve.
3
The mechanism that moves the head assembly on a disk drive.
4
A relay that controls the flow of electricity.
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