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

Serie A chief executive Luigi de Siervo said Adrien Rabiot should "respect his employer" after the AC Milan midfielder criticised plans for overseas league matches.

Read more on BBC

He played a career-high 3,650 minutes for AC Milan last season and appeared in 118 games for club and country in the previous 22 months.

Read more on Los Angeles Times

Enriquez, a 2022 finalist for a Los Angeles Times Book Prize, has long been a kind of rock ’n’ roll maverick in the mode of Rachel Kushner — there are references to Joy Division, Nick Cave and AC/DC — but at heart she’s a moralist.

Read more on Los Angeles Times

The burden of comparison to the great Rijkaard, who won the Champions League, European Cup Winners' Cup and five Eredivisie titles with Ajax – as well as two European Cups with AC Milan – was a heavy one.

Read more on BBC

Donnarumma is a generational talent - he made his debut for AC Milan aged just 16 and broke England's hearts in the 2020 European Championship final at Wembley with his heroics in the penalty shootout.

Read more on BBC

Related Words

• electrical 
• magnetic