API ανίχνευσης ιών (VSAPI)	Virus Scanning API
API διακομιστή Internet	Internet Server API
APM	APM
APN	APN
A Portuguesa	A Portuguesa
A Posteriori	A Posteriori
APPC	APPC
Apple	Apple Inc.
Apple I	Apple I
Apple Macintosh	Apple Macintosh
AppleTalk	AppleTalk
APPN	APPN
Apuliios	apuleius
Aqua	Aqua
Ar
Arabesque	Arabesque
Arad	Arad
Arcana	Arcana
archailogos	archaeologist
archangeloi	archangel
Archosauria	Archosauria subclass Archosauria
arcsec	arcsecs
ARD	ARD
ARF	ARF
Arges	Arges
Arkia	Arkia Israel Airlines
arktos	bear
Armstrong Whitworth Atlas	Armstrong Whitworth Atlas
ARP	ARP
ARP cache	ARP cache
ARS
Arte	Arte
Art Nouveau	Art Nouveau
Art of Life	Art of Life
Aruba Dushi Tera	Aruba Dushi Tera
ASBR	ASBR
ASCII	ASCII
ASEAN	ASEAN Association of Southeast Asian Nations
ASIN	Amazon Standard Identification Number
Asklípios	Asclepius
Aspergillus fumigatus	Aspergillus fumigatus
ASPM	ASPM
ASP.NET	ASP.NET
ASR	ASR
Association of National Advertisers, Inc. (Εθνική ένωση διαφημιζόμενων)	Association of National Advertisers, Inc.
Asymmetric Digital Subscriber Line	Asymmetric Digital Subscriber Line
ataraksia
Athina	Athena
Athiná or Athīna	Athena
ATIA	UFO
ελληνικά	English