abbr. comp.	ADT	Application Design Tool
		abbr.	adt	advertisement
		abbr. comp.	ADU	Application Definition Unity
		abbr. tech.	AEI	Association of Electrical Industries
		abbr. tech.	AERA	American Electric Railway Association
		abbr. tech.	AEREA	American Electric Railway Engineering Association
		abbr. tech.	AES	Aerodrome Emergency Service
		abbr. tech.	AES	American Electromechanical Society
		abbr.	aet.	aetatis
		abbr.	aet.	aged
		abbr.	AEW	aircraft early warning
		abbr.	AFL-CIO	American Federation of Labour-Congress of Industrial Organizations
		abbr.	AFO	Audio-Frequency Overlay
		abbr. comp.	AFP	Advanced Functions Printer
		abbr. econ.	AFSCME	American Federation of State, County, and Municipal Employees
		abbr.	AFTRA	American Federation of Television and Radio Arts
		abbr. astr.	AGN	Active Galactic Nuclei
		abbr.	AGP	Accelerated Graphic Port
		abbr.	AH	anno Hegirae, in the year of the Hegira
		abbr.	AIA	Aircraft Industrial Association
		abbr.	AIB	Advanced Information Bulletin
		abbr.	AICE	American Institute of Consulting Engineers
		abbr.	AIDA	Attention, Interest, Desire, Action
		abbr.	AIF	Atomic Industrial Forum
		abbr. file.ext.	AIFF	Audio Interchange Format File (AIFF)
		abbr. file.ext.	AIN	Archive format (AIN archiver)
		abbr. mil.	AIS	Automatic Intercept System
		abbr.	AIS	Association of Industrial Scientists
		abbr.	AISC	American Institute of Steel and Iron
		abbr.	AIT	Average Instruction Time
		abbr.	AIX	Advanced Interface Executive
		abbr.	AJBO	Anti-Jamming Black-Out
		abbr. tech.	ALA	Alighting Area
		abbr. chem.	ALA	Alanine
		chem.	Ala	Alanine aminoacid
		med.	alb	albumin
		geogr.	Alb.	Albania
		abbr.	Ald.	alderman
		geogr.	Alg.	Algeria
		med.	alk phos	alkaline phosphatase
		abbr. astr.	ALPO	Association of Lunar and Planetary Observers
		abbr.	Alta.	Alberta
		abbr.	aM	morning
		abbr.	AM	Access Manway
		abbr.	AM	Ante Meridiem, before noon
		abbr.	AM	Associate Member
		abbr.	AM	Master of Arts
		abbr.	Am Phys Soc	American Physical Society
		geogr.	Am.	America (n)
		geogr.	Am. Sam.	American Samoa
		abbr. med.	AMA	Anti-Mitochondrial Antibody
		abbr.	amal	amalgamated
		abbr.	amb	amber
		abbr. econ.	AMEX	American Express
		abbr. file.ext.	AMF	Music format (DMP)
		abbr.	amp	amperage
		abbr.	amp-hr	ampere-hour
		abbr.	ampl	amplitude
		abbr.	amps	amperes
		abbr.	AMS	Agricultural Marketing Service
		med.	amy	amylase
		abbr.	An	anode
		abbr.	An	normal atmosphere
		abbr.	anal	analytic
		abbr. med.	ANCA	antineutrophil cytoplasmic antibody
		lat.	And	Andromeda (Андромеда)
		geogr.	And.	Andorra
		abbr.	ang	angle
		abbr. med.	ANLL	acute nonlymphocytic leukemia
		abbr. file.ext.	ANS	File includes ANSI-symbols (ANSview)
		lat.	Ant	Antilia (the Pump, Насос)
		geogr.	Ant.	Antigua
		abbr.	ANTA	American National Theatre and Academy
		med.	Anti-SMA	Anti-Smooth Muscle Antibody
		abbr.	ANZAC	Australian and New Zealand Army Corps
		abbr.	AO	A-operator
		abbr.	AO	tanker
		abbr.	AOCB	any other competent business
		abbr.	AOH	Ancient Order of Hibernians
		abbr. med.	AOP	aortic pressure
		abbr. med.	AP	anteroposterior
		abbr.	Ap	A-pole
		abbr.	AP	anomalous propagation
		abbr.	ap	apex
		abbr.	ap	apothecary
		abbr.	AP	argument pointer
		abbr.	AP	arithmetical progression
		abbr.	AP	authority to pay
		abbr.	AP	authority to purchase
		abbr.	APA	available phosphoric acid
		abbr. med.	APAG	antipseudomonal aminoglycosidic penicillin
		abbr.	APC	average propensity to consume
		abbr. comp.	APDA	Apple Product Developers' Association
		abbr.	APFC	automatic phase and frequency control
		abbr.	APIC	Advanced Peripheral Interrupt Controller
		abbr. comp.	APL	Automatic Picture Level
		abbr. tech.	APL	Acceptable Process Level
		abbr.	APME	Alpha PolyMorphic Engine
		abbr. astr.	APO	Apache Point Observatory
		abbr.	APPC	Advanced Program-to-Program Communication

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