ac


abbreviation

acre; acres.

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Question 1 of 10
What does “barren” mean?

Definition for ac (2 of 11)

Ac1

abbreviation Chemistry.

Definition for ac (3 of 11)

Ac2

Symbol, Chemistry.

Definition for ac (4 of 11)

AC

abbreviation Electricity.

Definition for ac (5 of 11)

ac-

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

Definition for ac (6 of 11)

-ac

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

Origin of -ac

From Latin -acus, from Greek -akos

Definition for ac (7 of 11)

a.c.

abbreviation

(in prescriptions) before meals.

Origin of a.c.

From Latin ante cibum

Definition for ac (8 of 11)

A/C1

or a/c

[ ey-see ]
/ ˈeɪˈsi /

abbreviation, noun

Also AC, A.C., a.c.

Definition for ac (9 of 11)

A/C2

or a/c


abbreviation Bookkeeping.

Definition for ac (10 of 11)

A.C.1

abbreviation

before Christ.

Origin of A.C.

1
From Latin ante Christum

Definition for ac (11 of 11)

A.C.2

abbreviation

Army Corps.
Athletic Club.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for ac (1 of 6)

ac

the internet domain name for

Ascension Island

British Dictionary definitions for ac (2 of 6)

Ac

the chemical symbol for

actinium

British Dictionary definitions for ac (3 of 6)

AC

abbreviation for

Word Origin for AC

(for sense 2) Latin: before Christ

British Dictionary definitions for ac (4 of 6)

a.c.
/ obsolete /

abbreviation for

(in prescriptions) ante cibum

Word Origin for a.c.

Latin: before meals

British Dictionary definitions for ac (5 of 6)

a/c
/ accounting /

abbreviation for

account
account current

British Dictionary definitions for ac (6 of 6)

A/C

abbreviation for

(in Canada) Air Commodore
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for ac (1 of 3)

ac

abbr.

ante cibum (before a meal)

Medical definitions for ac (2 of 3)

Ac

The symbol for the elementactinium

Medical definitions for ac (3 of 3)

ac-

pref.

Variant ofad-
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for ac (1 of 2)

Ac

The symbol for actinium.

Scientific definitions for ac (2 of 2)

AC

Abbreviation of alternating current
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.