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abbreviation to define
  

Examples: NFL, NASA, PSP, HIPAA, random
Word(s) in meaning: chat  "global warming"
Postal codes: USA: 81657, Canada: T5A 0A7

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What does A stand for?

Your abbreviation search returned 151 meanings
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definitions (151)
Information
Technology (11)
Military &
Government (22)
Science &
Medicine (52)
Organizations,
Schools, etc. (11)
Business &
Finance (11)
Slang, Chat &
Pop culture (10)
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RankAbbr.Meaning
******AAbout
******ATo (Spanish, or from Latin ad)
******AAdult
******AAre (unit of area)
******AAmateur
******AYear
******AArea
******AAss
******AAccount
******AAction
******AAdvanced
******AIndividual (IRB)
******AAdvanced Digital Audio (filename extension)
******AFirst in Series (chemistry)
******AAway (Sports)
******AAuthor
******AAssociation
******AAsk
******ABlood Type
******AActive
******AExcellent (scholastic grade)
******AAmerican Bank Note Company (numismatic/philatelic)
******AAnna
******AAnswer
******AArticle
******AAccept
******AAvailability
******AAustria (international car index mark)
******AAgency
******AActivity
******AAdministration
******AAdd(ed) (action code)
******AAnnual
******AAnalysis
******AGMT + 1 hour
******AAdvanced Levels (highest level of academic boards, UK)
******AAssist (Sports)
******AAttack (US military aircraft designation, as in A-10)
******AArmy (in combinations only)
******AApple
******AApproved
******AAccommodation
******AAgreed To (that an amendment or other matter was approved; US House)
******AAnonymous
******AArmy
******AMass Number (physics)
******AAustralian
******AAcademy
******AAbsolute (degrees Kelvin)
******AAnalysis and Assessment (LANL)
******AAlpha
******ABattery Size
******AAce
******AAutomobile
******AAssembly Source Code (Macintosh filename extension)
******AAfternoon
******AAce (used on playing cards)
******AAlto
******AAnno
******AAnchor (HTML)
******AAnalog
******AAnalog Signal
******AAircraft
******AAdjacent (to a carboxyl group; chemistry)
******AAqua
******AArc
******AAtomic Mass
******AAggressive Personality Type
******AAtomic (as in A-bomb)
******AAnnually
******AAnterior
******AAcre
******AArctic
******AAnte (Latin: Before)
******AAft
******AApplet
******AAirplane
******ASpecific Optical Rotation
******aAlgemeen
******AArse
******AAerial
******AAbsent
******AAnd
******ANewfoundland/Labrador (Canada Post designation)
******AAvance (French: fast)
******AAllegro (game programming library)
******AAlpha Particle
******AAuditor
******AAtto-
******AAcceleration
******AAdultery (as in the Scarlet Letter)
******AAcronym
******AAbbreviation
******AArtillery
******AArtery
******AFirst Substrate
******AAmphibian (aircraft type)
******AArterial Road (used with road numbers)
******AAt or Above (constrained altitude)
******AArterial blood
******ASpecific Absorption Coefficient
******AAirbus
******AAmplitude
******AAdjective
******AArgon
******ATotal Acidity
******AAsymmetric
******ARetinol (vitamin)
******AAccumulator
******AAutostrada (Italian notation for highways)
******AAmpere
******AAirman
******AAdjutant
******AAnode
******ASmooth, Paintable (American Plywood Association Veneer Grades)
******ADegree of Dissociation
******AHelmholtz Energy
******AAuris (Latin: ear)
******AAlveolar Gas
******AAlanine
******AAdenosine
******AAnimaniacs
******AAliphatic Chain (chemistry)
******AAngstrom (should be written with Å; unit of length)
******AAdenine (one of four DNA building blocks)
******AAvianca Airlines (philatelic airmail overprint)
******AAccusative
******AAbsorbance
******AAgouti
*****AAbsorptance
*****AAlwaya (dinnerware trademark)
*****AAdenylic Acid
*****AAmendment of Application (insurance)
*****ANucleon Number (physics)
****AAromatic Substituent (chemistry)
****AAgilent Technologies Incorporated (stock symbol)
***AAssisted Citizen (Alabama Public Safety Radio Code)
***AStock and Bond Rating
***AFederal Reserve Bank of Boston, Massachusetts (designates original spot of circulation of a bill)
***AApplanation Tension (pressure in the eye)
***ABunsen Solubility Coefficient
***AAngle of Asymmetry (NIOSH)
***AAutotuned Navaid (aviation navigational aid)
***AAssay and Accountability (LANL)
**AAktopia
**AUSDA Grade for Dairy Products and Eggs
**AHighest Level of Division I College Athletics (United States)
**AAccelerating Contactor or Relay
**ALowest Full-Season Level (minor league baseball)
**AUndenominated US Stamp (15 cent, issued 22 May 78)
*AAir Force training category (15 days active duty training per year)

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99
999
9A
9E
9iAS
9ID
9S
9T8
9V
9X
Á
Å
A 60
A DIV
A F
A HANDD
A IIA
A of F
A SEED
A SPT CMD

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