Proper Name guide

AAC

name · noun · symbol · 45 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

name

Meaning 1

Initialism of American Alumni Council, now known as Council for Advancement and Support of Education.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

Initialism of Association of American Colleges, now known as Association of American Colleges and Universities.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, dated, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

name

Meaning 3

Australian Air Corps, now known as Royal Australian Air Force

Definition source: English Wiktionary via Wiktextract

Usage: dated

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

name

Meaning 4

Initialism of American Anglican Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

name

Meaning 5

Initialism of Agility Association of Canada.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

name

Meaning 6

Initialism of Alameda Arts Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

name

Meaning 7

Initialism of Alaskan Air Command.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

name

Meaning 8

Initialism of All-American Canal.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

name

Meaning 9

Initialism of American Airlines Center.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

name

Meaning 10

Initialism of American Alpine Club.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

name

Meaning 11

Initialism of Amphibian Airplanes of Canada.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

name

Meaning 12

Initialism of Anglo-American Corporation.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

13

name

Meaning 13

Initialism of Army Air Corps; Army Air Corps.

Definition source: English Wiktionary via Wiktextract

Usage: British, English, US, abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

14

name

Meaning 14

Initialism of Army Apprentices College.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

15

name

Meaning 15

Initialism of Association of Alabama Camps.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

16

name

Meaning 16

Initialism of Atlanta Athletic Club.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

17

name

Meaning 17

Initialism of Australian Agricultural Company.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

18

name

Meaning 18

Initialism of Advanced Aircraft Corps.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

19

name

Meaning 19

Initialism of Aerial Ambulance Company.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

20

name

Meaning 20

Initialism of Aeronautical Advisory Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

21

name

Meaning 21

Initialism of Aluminum Annodizers Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

22

name

Meaning 22

Initialism of Allumnae Advisory Center.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

23

name

Meaning 23

Initialism of American Academy of Criminalists.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

24

name

Meaning 24

Initialism of American Archery Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

25

name

Meaning 25

Initialism of American Association of Criminology.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

26

name

Meaning 26

Initialism of American Atheist Center.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

27

name

Meaning 27

Initialism of Anti-aircraft Corps.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

Topics: government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

28

name

Meaning 28

Initialism of Association of American Choruses.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

29

name

Meaning 29

Initialism of Australian Apprentiship Centre.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

30

name

Meaning 30

Initialism of Australian Association of Chiropractors.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

31

name

Meaning 31

Initialism of Auto Avia Contruzione, Enzo Ferrari's first company.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, historical, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

32

name

Meaning 32

Initialism of Automotive Advertisers Council.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

33

name

Meaning 33

Initialism of Auxiliary Artillery Corps.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

34

name

Meaning 34

Initialism of Auxiliary Army Corps.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

35

noun

Meaning 35

Initialism of advanced audio coding.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

Qualifier: file format

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

36

noun

Meaning 36

Initialism of aerated autoclaved concrete.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

37

noun

Meaning 37

Initialism of aeronautical approach chart.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

38

noun

Meaning 38

Initialism of affirming Anglican catholicism.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

39

noun

Meaning 39

Abbreviation of airborne aircraft carrier.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, uncountable

Topics: aeronautics, aerospace, aviation, business, engineering, government, military, natural-sciences, physical-sciences, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

40

noun

Meaning 40

Initialism of aircraft armament change.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

Topics: aeronautics, aerospace, aviation, business, engineering, government, military, natural-sciences, physical-sciences, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

41

noun

Meaning 41

Initialism of Anno ante Christum, in the year before Christ.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

42

noun

Meaning 42

Initialism of anti-aircraft command.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

Topics: government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

43

noun

Meaning 43

Initialism of area advisory committee.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

44

noun

Meaning 44

Initialism of augmentative and alternative communication.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

45

symbol

Meaning 45

American Cement Corporation, stock exchange symbol.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.