Definitions for ac

This page provides all possible meanings and translations of the word ac

Random House Webster's College Dictionary

AC

or A.C.

  1. air conditioning.

    Category: Business

  2. Also, ac, a.c., alternating current.

    Category: Electricity and Magnetism

  3. before Christ.

Origin of AC:

< L ante Christum

Ac

  1. acetate.

    Category: Chemistry

  2. acetyl.

    Category: Chemistry

Ac*

  1. actinium.

    Category: Chemistry

* Chem. Symbol..

ac-

  1. var. of ad- before c and

    qu: accede; acquire.

    Category: Affix

-ac

  1. var. of -ic after Greek noun stems ending in i:

    cardiac; maniac.

Origin of -ac:

< L -acus < Gk -akos

A/C

or a/c

  1. account.

    Category: Business

  2. account current.

  3. air conditioning.

a.c.

  1. (in prescriptions) before meals.

    Category: Pharmacology

Origin of a.c.:

< L ante cibum

Princeton's WordNet

  1. actinium, Ac, atomic number 89(noun)

    a radioactive element of the actinide series; found in uranium ores

  2. alternating current, AC, alternating electric current(noun)

    an electric current that reverses direction sinusoidally

    "In the US most household current is AC at 60 cycles per second"

Kernerman English Learner's Dictionary

  1. AC(abbreviation)ˌeɪ siˈdi si

    air conditioning

Wiktionary

  1. ac(Conjunction)

    But.

  2. Ac(Noun)

    Air-conditioning.

  3. Ac(Noun)

    Altocumulus clouds.

  4. Ac(Noun)

    The Acura Legend.

    With the Mac in the Ac door panelin - Notorious B.I.G. (Unbelievable, 1994)

  5. Origin: From ak. Cognate with ac, Gothic 0330033A, oh.

Freebase

  1. ac

    .ac is the Internet country code top-level domain for Ascension Island. It is administered by NIC.AC, a subsidiary of the Internet Computer Bureau based in the United Kingdom. Registration for this domain is open to anyone. The registry accepts registrations of internationalized domain names. .ac is marketed by some domain-brokers as a domain for the city of Aachen in Germany, using the analogy to the automotive license plate designation for the city.

British National Corpus

  1. Nouns Frequency

    Rank popularity for the word 'ac' in Nouns Frequency: #2237


Translations for ac

Kernerman English Multilingual Dictionary

BC(abbreviation)

before Christ (used in dates; also used by non-Christians)

in (the year) 470 BC.

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