Stuck in the Greek Vowel Mystery? Find the Answer Here!

Stuck in the Greek Vowel Mystery? Find the Answer Here! - ETA
Greek vowel

Second letter of the Greek alphabet
One of the five main vowels in Greek
Equivalent to the letter “e”
Often used as a symbol in mathematics and physics
Commonly found in Greek words and names
Pronounced as “ay-tuh” in English
Used to represent a long “e” sound in some languages
Found in the word “etaerio” meaning a cluster of fruits
Similar to the “eta” letter in the Cyrillic alphabet
Used in the Greek numeral system as the number 8

ETA