3-letter words starting with a
- aps — Advanced Photo System
- apt — An apt remark, description, or choice is especially suitable.
- apy — APY is the annual rate of return on an investment.
- aql — (language) A picture query language, extension of APL.
- ar- — ad-
- ara — a constellation in the S hemisphere near Scorpius
- arb — angiotensin receptor blocker
- arc — An arc is a smoothly curving line or movement.
- ard — A simple plough consisting of a spike dragged through the soil.
- are — Are is the plural and the second person singular of the present tense of the verb be1. Are is often shortened to -'re after pronouns in spoken English.
- arf — a barking sound
- arg — argument
- arj — (tool, file format) An archive format for the IBM PC. ARJ files are handled by the ARJ program, created by the American programmer Robert Jung.
- ark — In the Bible, the ark was a large boat which Noah built in order to save his family and two of every kind of animal from the Flood.
- arm — Your arms are the two long parts of your body that are attached to your shoulders and that have your hands at the end.
- aro — An androsexual male or SGA male.
- arp — Jean (ʒɑ̃) or Hans (hans). 1887– 1966, Alsatian sculptor, painter, and poet, cofounder of the Dada movement in Zürich, noted particularly for his abstract organic sculptures based on natural forms
- arq — Automatic Repeat Request
- arr — Abbreviation of arrival.
- ars — Plural form of ar.
- art — Art consists of paintings, sculpture, and other pictures or objects which are created for people to look at and admire or think deeply about.
- arv — armed response vehicle
- ary — any; anyone.
- as- — ad-
- asa — (in Britain) Amateur Swimming Association
- asb — (in Britain) Accounting Standards Board
- asc — American Society of Cinematographers
- asd — autistic-spectrum disorder
- ase — American Stock Exchange
- asf — And so forth.
- ash — Ash is the grey or black powdery substance that is left after something is burnt. You can also refer to this substance as ashes.
- ask — If you ask someone something, you say something to them in the form of a question because you want to know the answer.
- asl — above sea level
- asm — air-to-surface missile
- asn — Autonomous System Number
- aso — a group of five volcanic cones in Japan on central Kyushu, one of which, Naka-dake, has the largest crater in the world, between 16 km (10 miles) and 24 km (15 miles) in diameter. Highest cone: 1592 m (5223 ft)
- asp — the venomous snake, probably Naja haje (Egyptian cobra), that caused the death of Cleopatra and was formerly used by the Pharaohs as a symbol of their power over life and death
- asr — Automatic Send Receive
- ass — An ass is an animal which is related to a horse but which is smaller and has long ears.
- ast — Atlantic Standard Time
- asv — American Standard Version (of the Bible)
- asw — antisubmarine warfare
- at- — ad-
- ata — Advanced Technology Attachment
- atb — all the best
- atc — air-traffic control
- ate — Ate is the past tense of eat.
- atf — Bureau of Alcohol, Tobacco, and Firearms
- atk — antitank
- atl — Atlantic