A n. 2 definitions
that was not an element of Greek articulation; and the Greeks took it to represent their vowel Alpha with the ä sound, the Phoenician alphabet having no vowel symbols. This letter, in English, is used for several different vowel sounds. See Guide to pronunciation, §§ 43-74. The regular long a, as in fate, etc., is a c…
AD- n.
d with the first letter of the word to which ad- is prefixed. It remains unchanged before vowels, and before d, h, j, m, v. Examples: adduce, adhere, adjacent, admit, advent, accord, affect, aggregate, allude, annex, appear, etc. It becomes ac- before qu, as in acquiesce.