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ABCDEFGHIJKLMNOPQRSTUVWXYZ
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A.B.
a.b.
A-bomb
A/C
a/c
a cappella
à cheval
A.D.
a.d.c.
A-D conversion
à deux
A & E
a.f.
a fortiori
A-frame
A.G.
à gogo
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a (1)
a [ ay ] (plural a's) or A (plural A's or As)


noun 
Definition:
 
1. 1st letter of English alphabet: the first letter of the English alphabet, representing a vowel sound
2. letter "a" written: a written representation of the letter "a"
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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