med.	asa	aspirin
		abbr.	ASA	American Standard Association
		abbr.	ASA	Atomic Scientists' Association
		abbr. comp.	ASC	American Society of Cybernetics
		abbr. tech.	ASC	automatic selectivity sensitivity control
		abbr.	ASE	Admiralty Signal Establishment
		abbr.	ASECT	Absolute addressed Section
		abbr. med.	ASHD	arteriosclerotic heart disease
		abbr.	ASI	air-speed indicator
		abbr. comp.	ASIS	American Society of Information Science
		abbr. tech.	ASL	Advanced Schottky Logic
		abbr. tech.	ASL	Average Sidelobe Level
		abbr. med.	ASLO	anti-streptolysin 0
		abbr. file.ext.	ASM	Assembler language source (TASM, MASM)
		abbr. tech.	ASMO	Arabian Standardization and Metrology Organization
		abbr. tech.	ASMU	Automatically Stabilized Manoeuvring Unit
		chem.	Asn	Asparagine aminoacid
		abbr. chem.	ASP	Aspartic acid
		abbr.	ASPC	Air Space Paper Core cable
		abbr.	ASR	airborne search radar
		abbr. astr.	ASSA	Astronomical Society of South Australia
		abbr.	Assoc. Prof.	associate professor
		abbr.	Asst'd	assorted
		abbr.	asst. cash.	assistant cashier
		abbr.	Asst. Prof.	assistant professor
		abbr. astr.	ASTER	NASA's Advanced Space-borne Thermal Emission and Reflection Radiometer
		abbr.	ASTLVL	Asynchronous System Trap Level
		abbr.	ASTMS	Association of Scientific, Technical and Managerial Staff
		abbr. geogr.	AT	Atlantic Time
		abbr. tech.	AT	All Thread
		abbr. tech.	AT	Height Above Touch-Down
		abbr. chem.	AT	After Treatment
		med.	at fib	atrial fibrillation
		abbr.	at. no.	atomic number
		abbr.	at. wt	atomic weight
		abbr.	ATAPI	ATA Package Interface
		abbr. med.	ATC	around the clock
		abbr.	ATC	aerial tuning condenser
		abbr. astr.	ATF	Automated Telescope Facility
		abbr.	ATF	Advanced Technology Fighter
		abbr.	ATFP	AppleTalk Filing Protocol
		abbr.	ATL	Microsoft Active Template Library
		abbr. astr.	ATM	Amateur Telescope Makers' association
		abbr.	ATM	Aerial Tuning Motor
		abbr.	atm chgs	atmosphere changes
		abbr.	atm pr	atmosphere pressure
		abbr.	ATMOS	Adjustable Threshold MOS
		abbr.	ATRS	Automated Temporary Roof Support
		abbr.	ATS	American Television Society
		abbr.	ats	ampere turns
		abbr.	ATS	Automatic Telephone System (Station)
		abbr.	ATSL	Along the Same Line
		abbr.	ATSR	Along-Track Scanning Radiometer
		abbr.	atten	attention
		abbr. file.ext.	AU	Sun/Next Audio File
		abbr. comp.	AUD	Audit
		abbr. comp.	AUD/D3	Security class rating of the TCSEC standard
		abbr.	AUF	Area Usage Factor
		lat.	Aur	Auriga (the Waggoner, the Charioteer, Возничий)
		abbr. astr.	AURA	Association of Universities for Research in Astronomy
		abbr.	AUS	Army of the United States
		geogr.	Aust.	Austria
		geogr.	Austral.	Australia
		abbr. med.	AV	atrioventricular
		abbr.	AV	actual velocity
		abbr.	av lb	avoirdupois pound
		abbr.	AVC	average variable cost
		abbr.	AVHIR	Advanced Very High Resolution Radiometer
		abbr. file.ext.	AVI	Animation +sound format (Video for Win)
		abbr. med.	AVM	arterivenous malformation
		abbr.	AVP	Anti Viral Toolkit Pro
		abbr.	AW	airways
		abbr.	AW	atomic weapon
		abbr.	AW	auxiliary winding
		abbr.	AWB	airway bill
		abbr.	AWG	American Wire Grade
		abbr. phys.	AWP	Auto-Wave Process
		abbr.	AWWA	American Waterworks Association
		geogr.	Azer.	Azerbaijan
		abbr.	B	bale
		abbr.	B	best
		abbr.	B	brightness
		abbr.	B	British Thermal Unit
		abbr.	B	budget
		abbr.	B	buyer
		abbr.	b and b	bread and breakfast
		abbr.	B.A.	Bachelor of Arts
		abbr.	b.a.	bridging amplifier
		abbr.	b.d.	bulk density
		abbr.	b.e.m.f.	back electromotive force
		abbr.	b.f.	band filter
		abbr.	b.f.	beat frequency
		abbr.	b.f.	blast furnace
		abbr.	b.f.o.	beat-frequency oscillator
		abbr.	B.M.N.	British Merchant Navy
		abbr.	B.M.T.	British Mean Time
		abbr.	b.p.	by-pass
		abbr.	b.p.f.	Band-Pass Filter
		abbr.	B.R.	bank rate
		abbr.	b.r.	boiling range

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