ac
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abbreviation
acre; acres.
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Question 1 of 7
What does "dignity" mean?
Other definitions for ac (2 of 11)
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Other definitions for ac (5 of 11)
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Origin of -ac
From Latin -acus, from Greek -akos
Other definitions for ac (7 of 11)
a.c.
abbreviation
(in prescriptions) before meals.
Origin of a.c.
From Latin ante cibum
Other definitions for ac (8 of 11)
Also AC, A.C., a.c.
Other definitions for ac (9 of 11)
Other definitions for ac (10 of 11)
A.C.1
abbreviation
before Christ.
Origin of A.C.
1From Latin ante Christum
Other definitions 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. 2022
How to use ac in a sentence
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
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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.