อีตา
Also known as η, eta
Eta ( ; uppercase ', lowercase '; ē̂ta or ita ) is the seventh letter of the Greek alphabet, representing the close front unrounded vowel, . Originally denoting the voiceless glottal fricative, , in most dialects of Ancient Greek, its sound value in the classical Attic dialect was a long open-mid front unrounded vowel, , which was raised to in Hellenistic Greek, a process known as iotacism or itacism.
AI overview
Eta is the seventh letter of the Greek alphabet, originally used to represent a consonant sound but later used for vowel sounds that varied across different Greek dialects and time periods. It matters as a fundamental component of the Greek writing system and as an example of how letter pronunciations can shift significantly over centuries of linguistic change.
AI-generated from the Wikipedia summary — may contain errors.