Bible Dictionaries
Itacism

Webster's Dictionary

(n.) Pronunciation of / (eta) as the modern Greeks pronounce it, that is, like e in the English word be. This was the pronunciation advocated by Reu/hlin and his followers, in opposition to the etacism of Erasmus. See Etacism.

Bibliography Information
Webster, Noah. Entry for 'Itacism'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​i/itacism.html. 1828.