Ac

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AC

abbr.
1. adult contemporary (radio format)
2. or a/c air conditioning
3. air-cool
4. alternating current
5. area code

Ac 1

The symbol for actinium.

Ac 2

abbr. Bible
Acts of the Apostles

ac

the internet domain name for
(Computer Science) Ascension Island

Ac

the chemical symbol for
(Chemistry) actinium

AC

abbreviation for
1. (Electrical Engineering) alternating current. Compare DC
2. ante Christum
3. (Military) Air Corps
4. (Athletics (Track & Field)) athletic club
5. Companion of the Order of Australia
6. (Brewing) 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, vin de table
7. (Government, Politics & Diplomacy) Aelodau'r Cynulliad: Member of the Assembly (that is, the National Assembly of Wales)
[(for sense 3) Latin: before Christ]

AC or A.C.

1. air conditioning.
2. Also, ac, a.c., alternating current.
3. before Christ.
[< Latin ante Christum]

Ac

1. acetate.
2. acetyl.

Ac


Chem. Symbol.
actinium.

ac-

var. of ad- before c and qu: accede; acquire.

-ac

var. of -ic after Greek noun stems ending in i: cardiac; maniac.
[< Latin -acus < Greek -akos]

A/C

or a/c,

1. account.
2. account current.
3. air conditioning.

a.c.

(in prescriptions) before meals.
[< Latin ante cibum]

Ac

The symbol for actinium.

AC

Abbreviation of alternating current
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.AC - a radioactive element of the actinide seriesAc - a radioactive element of the actinide series; found in uranium ores
chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
uranium ore - any ore from which uranium can be extracted
2.AC - an electric current that reverses direction sinusoidallyAC - an electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second"
electrical energy, electricity - energy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"
Translations

AC

N ABBR
1. (Elec) =alternating currentC.A. f
2. (Aer) =aircraftman
3. (US) (Sport) =Athletic ClubC.A. m

AC

[ˌeɪˈsiː] n abbr
a. (Elec) =alternating currentc.a. =corrente alternata
b. (Am) =athletic club
References in classic literature ?
Upon a ratio to the importation into this State, the whole quantity imported into the United States may be estimated at four millions of gallons; which, at a shilling per gallon, would produce two hundred thousand pounds.
All this is admitted, it will perhaps be said; but does it follow, from an admission of numbers for the measure of representation, or of slaves combined with free citizens as a ratio of taxation, that slaves ought to be included in the numerical rule of representation?
For example, in 1995-97, Home Depot had a ratio of increase in OI to total IT investment of 0.51, while Wal-Mart's ratio was only 0.16, implying that Home Depot had a significantly higher return on IT investments.