- aa1 or A [ā]n.pl. A's, a's [āz]1. the first letter of the English alphabet: from the Greek alpha, a borrowing from the Phoenician2. any of the speech sounds that this letter represents, as, in English, the vowel (a) of hat, (ä) of father, (ā) of bake, or (ô) of call3. a type or impression for a or A4. the first in a sequence or group5. an object shaped like Aadj.1. of a or A2. first in a sequence or group3. shaped like A——————from A to Zfrom beginning to end; completely; exhaustivelya2 [ə; ] stressed [, ā]adj., indefinite article[form of an before consonants: see AN1, adj.]1. one; one sort of [we planted a tree]2. each; any one [a gun is dangerous ]: a connotes a thing not previously noted or recognized, in contrast with the, which connotes a thing previously noted or recognizedprep.[< OE an, on, in, on, at]to each; in each; for each; per [once a day]: Before words beginning with a consonant sound or a sounded h, a is used [a child, a home, a uniform, a eunuch ]; before words beginning with a vowel sound or a silent h, an is used [an ultimatum, an honor ]a3 or a' [ô, ä]adj.Scot. alla4abbrev.1. about2. absent3. Physics acceleration4. active5. adjective6. adult7. alto8. anonymous9. answer10. are (unit of area)11. atto-
English World dictionary. V. Neufeldt. 2014.