theta

[ they-tuh, thee- ]
/ ˈθeɪ tə, ˈθi- /

noun

the eighth letter of the Greek alphabet (Θ, θ).
the consonant sound represented by this letter.

Origin of theta

1595–1605; < Greek thêta < Semitic See teth

Words nearby theta

thessalonian, thessalonians, thessalonike, thessaloníki, thessaly, theta, theta rhythm, theta wave, thetford mines, thetic, thetis

Example sentences from the Web for theta

British Dictionary definitions for theta

theta
/ (ˈθiːtə) /

noun

the eighth letter of the Greek alphabet (Θ, θ), a consonant, transliterated as th
the lower-case form of this letter used in phonetic transcription to represent the voiceless dental fricative th as in thick, both Compare edh

Word Origin for theta

C17: from Greek, of Semitic origin; compare Hebrew tēth

Medical definitions for theta

theta
[ thā′tə, thē′- ]

n.

The eighth letter of the Greek alphabet.