- a
- A
- Å
- a-
- A-
- a–
- A/B test
- A/B testing
- a/c
- A/C
- A/cs pay.
- A/cs rec.
- A/D converter
- A/F
- A/m
- A/M
- A/O
- A/P
- A/R
- A/V
- a.
- A.
- a.a.
- A.A.
- A.A.A.L.
- A.A.A.S.
- A.A.E.E.
- A.A.P.S.S.
- A.A.S.
- A.A.U.
- A.A.U.P.
- A.A.U.W.
- A.Ae.E.
- A.Agr.
- A.B.
- A.B.C.
- A.B.Ed.
- A.B.F.M.
- A.B.L.S.
- A.B.S.
- a.c.
- A.C.
- A.C.L.S.
- A.C.P.
- A.C.S.
- A.C.S.C.
- a.d.
- A.D.
- A.D.A.
- A.D.B.
- A.D.C.
- a.d.s.
- a.e.
- A.E.
- A.E.A.
- A.E. and P.
- A.E.C.
- A.E.F.
- A.Ed.
- A.Eng.
- a.f.
- A.F.
- A.F.A.
- A.F.A.M.
- A.F.B.
- A.F.L.
- A.F.S.
- A.F.T.
- A.-Fr.
- A.G.
- A.G.E.
- A.G.S.
- A.H.
- A.H.A.
- A.H.E.
- A.I.A.
- A.I.C.
- A.I.M.E.
- A.I.M.U.
- a.k.
- a.k.a.
- A.K.C.
- a.l.
- A.L.
- A.L.A.
- A.L.E.
- A.L.P.
- a.l.s.
- a.m.
- A.M.
- A.M.A.
- A.M.D.G.
- A.M.E.
- A.M.E. Church
- A.M.L.S.
- A.M.S.
- A.M.S.W.
- A.M.T.
- A.Mus.
- A.Mus.D.
- A.N.
- A.N.A.
- A.N. Other
- A.O.U.
- a.p.
- A.P.A.
- A.P.O.
- A.P.S.
- A.P.S.A.
- a.r.
- A.R.
- A.R.A.
- A.R.C.S.
- A.R.V.
- A.S.
- A.-S.
- a.s.a.p.
- A.S.A.P.
- A.S.P.C.A.
- A.S.V.
- A.S.W.
- A.T.
- A.T.A.
- A.T.S.
- A.U.
- A.U.A.
- A.U.C.
- a.v.
- A.V.
- A.V.C.
- a.w.
- A.W.L.
- A.Y.H.
- a'
- A'asia
- A&E
- A & E
- a&h
- a&i
- A & M
- A & P
- a&r
- A & R
- a&s
- A1
- A1c
- A2
- A2 level
- A3
- A4
- A5
- aa
- AA
- a̅a̅
- AAA
- AAAA
- AAC
- Aachen
- AAES
- AAF
- aah
- AAL
- Aalborg
- Aalesund
- aalii
- Aalst
- Aalto
- AAM
- A and M
- AAP
- AAPI
- aar
- Aarau
- aardvark
- aardwolf
- Aargau
- Aarhus
- AARNet
- Aaron
- Aaron, Henry
- Aaron's beard
- Aaron's rod
- Aaronic
- Aaronical
- Aaronite
- AARP
- aarti
- AAVE
- A-axis
- Ab
- AB
- ab-
- ab.
- aba
- Aba
- ABA
- abac
- abaca
- abacinate
- abacination
- abaciscus
- abacist
- aback
- Abaco
- abacterial
- abactinal
- abaculus
- abacus
- Abadan
- Abaddon
- A bad penny always turns up
- ab aeterno
- abaft
- Abagtha
- Abailard
- Abakan
- abalone
- abamp
- abampere
- abandon
- abandoned
- abandonee
- Abandon hope, all ye who enter here
- abandonment
- abandonware
- abapical
- abaptiston
- Abariringa Island
- à bas
- abase
- abased
- abasement
- abash
- abashed
- abasia
- abate
- abated
- abatement
- abatis
- abat-jour
- abator
- abattage
- A battery
- abattoir
- abaxial
- abaya
- abb
- Abba
- abbacy
- abba-dabba
- Abbado
- Abbai
- Abbas
- Abbas I
- Abbasid
- abbatial
- Abbe
- abbé
- Abbe condenser
- abbed
- Abbe number
- abbess
- Abbeville
- Abbevillian
- abbey
- Abbey
- Abbey Theatre
- Abbie
- abbot
- Abbot
- Abbotsford
- Abbott
- Abboud
- abbr.
- abbrev.
- abbreviate
- abbreviated
- abbreviation
- abbreviatory
- Abby
- ABC
- ABC's
- abcoulomb
- ABC Powers
- ABC soil
- abd
- ABD
- abd.
- Abd Allah
- Abd al-Malik ibn Marwan
- Abdelkader
- Abd-el-Kadir
- Abd-el Krim
- Abd-el-Krim
- Abderhalden
- Abd-er-Rahman Khan
- Abdias
- abdicant
- abdicate
- abdication
