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Collins Concise English Dictionary © HarperCollins Publishers:: ac the internet domain name for - Ascension Island
AC, an abbreviation of:- Businessair conditioning.
- ElectricityAlso, ac, a.c., A.C. alternating current.
A/C or a/c,an abbreviation of:- Business
- air conditioning.
WordReference Random House Unabridged Dictionary of American English © 2024AC, - Business[Real Estate.]air conditioning.
- Electricityalternating current.
Ac, [Chem.]- Chemistryacetate.
- Chemistryacetyl.
Ac, [Symbol, Chem.]- Chemistryactinium.
ac, - Electricityalternating current.
ac-, - var. of ad- before c and qu: accede;
acquire.
-ac, - var. of -ic after Greek noun stems ending in i: cardiac;
maniac.
A/C, - [Bookkeeping.]
- [Real Estate.]air conditioning.
Also, a/c
A.C., - Business[Real Estate.]air conditioning.
- Electricityalternating current.
- before Christ.
- MilitaryArmy Corps.
- SportAthletic Club.
a.c., - Business[Real Estate.]air conditioning.
- Electricityalternating current.
- (in prescriptions) before meals.
Collins Concise English Dictionary © HarperCollins Publishers:: AC abbreviation for - alternating current
Compare DC - ante Christum
- athletic club
- Companion of the Order of Australia
- appellation d'origine contrôlée: the highest French wine classification; indicates that the wine meets strict requirements concerning area of production, strength, etc
See VDQS, vin de pays
Etymology: (for sense 2) Latin: before Christ Collins Concise English Dictionary © HarperCollins Publishers:: Ac the chemical symbol for - actinium
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