- a-a-1 [ə][weakened form of OE an, on, in, ON] prefix1. in, into, on, at, to [ashore, abed]2. in the act or state of [asleep, a-crying, a-wishing]a-2 [ə; ] for 3 [ ā]prefix1. [OE a-, out of, up] up, out: now generally used as an intensive [awake, arise]2. [OE of-, af-] off, of [akin]3. [Gr a-, an-, not] not, without: it becomes an- before a vowel [amoral, atypical]4. AB-: used before m, p, or v [avert]5. AD-: used before sc, sp, or st [ascribe]
English World dictionary. V. Neufeldt. 2014.