A.c.
adj, adv, noun, phrase
adj, adv, noun, phrase ·Uncommon ·Advanced level
Definitions
Noun
- 1 adrenal cortex countable, uncountable
- 2 Initialism of alternating current. abbreviation, alt-of, initialism, uncountable
"Lamp a.c. generator Fig. 24.1"
- 3 air conduction countable, uncountable
- 4 alternating current countable, uncountable
- 5 anodal closure countable, uncountable
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- 6 anno Christi countable, uncountable
- 7 appellate court countable, uncountable
- 8 army corps countable, uncountable
- 9 athletic club countable, uncountable
Adjective
- 1 acromioclavicular
- 2 axiocervical
- 3 atriocarotid
- 4 auriculocarotid
Adverb
- 1 ante Christum, before Christ
Phrase
- 1 Initialism of after compliments: marking the omitted formalities of native compliments, in official versions of native letters. India, abbreviation, alt-of, historical, initialism
- 2 Initialism of ante cibum (“before meals”). abbreviation, alt-of, initialism
Synonyms
All synonymsAntonyms
All antonymsExample
More examples"Thus the frequency of the given a.c. supply will be equal to the frequency of the vibrating string."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.