Ac

¹

abbreviation

Chemistry.

1. acetate.

2. acetyl.

A/C

²

Also AC,
Or a/c

[ey-see]

abbreviation

1. air conditioning.

A.C.

³

abbreviation

1. before Christ.

Ac

⁴

Symbol, Chemistry.

1. actinium.

A/C

⁵

Or a/c

abbreviation

Bookkeeping.

1. account.

2. account current.

A.C.

⁶

abbreviation

1. Army Corps.

2. Athletic Club.

ac

⁷

abbreviation

1. acre; acres.

AC

⁸

abbreviation

Electricity.

1. alternating current.

ac-

⁹

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

-ac

¹⁰

1. variant of -ic after Greek noun stems ending in i: cardiac; maniac.

a.c.

¹¹

abbreviation

1. (in prescriptions) before meals.

AC

¹

abbreviation

1. alternating current Compare DC

2. ante Christum

3. Air Corps

4. athletic club

5. Companion of the Order of Australia

6. 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. Aelodau'r Cynulliad: Member of the Assembly (that is, the National Assembly of Wales)

Ac

²

symbol

1. actinium

ac

³

abbreviation

1. Ascension Island

a/c

⁴

abbreviation

1. account

2. account current

A/C

⁵

abbreviation

1. Air Commodore

a.c.

⁶

abbreviation

1. (in prescriptions) ante cibum

AC

1. Abbreviation of alternating current

Word History and Origins

Origin of AC¹

From Latin ante Christum

Origin of AC²

From Latin -acus, from Greek -akos

Origin of AC³

From Latin ante cibum

Word History and Origins

Origin of AC¹

(for sense 2) Latin: before Christ

Origin of AC²

Latin: before meals

Example Sentences

At the same time, every time you turn on that AC, you weaken our global climate, and it’s bad for humanity.”

From Salon

It went to No. 5 on the AC chart and it was nominated for an Academy Award.

From Los Angeles Times

He joined AC Milan in 2023 and has made 71 appearances for the Rossoneri in all competitions, scoring 11 goals and registering three assists.

From BBC

The AC Milan midfielder has 10 England caps, with the last of those coming when he came on as a substitute in a win against the United States in November 2018.

From BBC

So, Raskin is deemed good enough to be in an international squad with stellar names from Napoli, Arsenal, AC Milan, Aston Villa, Brugge and Brighton, but, for whatever reason, his face doesn't fit at Rangers?

From BBC

Related Words

• electrical 
• magnetic