AC

• (air conditioning) a.c., A/C, a/c
• (alternating current) A.C., a.c., ac
• (army corps, atheletic club) A.C.
• (anno Christi, ante Christum) A.C., A. C.
• (ante cibum) a.c.

• Audio (AU)

  (file)

AC (plural ACs)

1. (aviation) Initialism of absolute ceiling.
2. Initialism of access control.
3. Initialism of account current.
4. (anatomy) Initialism of anterior chamber.

AC (not comparable)

1. (anatomy, medicine) Initialism of acromioclavicular.

   AC joint;  AC separation

AC

1. (music) Initialism of adult contemporary, (a radio format)
2. (medicine) Initialism of adjuvant chemotherapy.
   • 2018, Gollins S, et al. "A prospective phase II study of pre-operative chemotherapy then short-course radiotherapy for high risk rectal cancer: COPERNICUS", British Journal of Cancer

     Current UK practice, supported by NICE guidance is to complete local pelvic treatment with surgery±pre-operative radiotherapy, before considering systemic adjuvant chemotherapy (AC)

3. Initialism of air conditioned.
4. Initialism of air conditioning.
5. Initialism of air corps.
6. Initialism of aircraftman.
7. Initialism of all clear, (as in button on electronic calculator)
8. (electricity) Initialism of alternating current, (often used to indicate an alternating potential rather than a current, as in 110 V AC.)
9. Initialism of anno Christi, (in the year of Christ.)
10. Initialism of ante Christum, (before Christ.)
11. (medicine) Initialism of ante cibum, (before meals.)
12. (religion) Initialism of antichristian.
13. Initialism of appellation contrôlée.
14. Initialism of area code.
15. Initialism of army corps.
16. (law) as charged, as in: guilty as charged, usually a/c
17. Initialism of athletic club.
18. (Internet, slang) Initialism of audible chuckle. (Can we add an example for this sense?)
19. Initialism of author's correction.
20. Initialism of automobile club.
21. (US, military) Initialism of Auxiliary Collier, (a naval coal transport that travels with the fleet to provide coal for coal powered warships)
22. (set theory) Initialism of axiom of choice.
23. (Australia) Companion of the Order of Australia.
24. Initialism of aviation cadet.
25. Initialism of America's Cup, (competition yacht sailing match racing regatta)
26. (chemistry) Initialism of ammonium chloride.

• (anno Christi): AD (anno Domini)
• (ante Christum): BC (before Christ)

• (alternating current): DC
• (ante Christum): AD (anno Domini)

• (access control): RBAC

• (America's Cup):
  • IACC
  • AC72
  • AC45
  • AC90
• AC/DC

AC

1. Aceh, an autonomous province of Indonesia.
2. (geography) Acre, a state of Brazil.

• CA, ca, ca.

A.C.

1. anno Christi
2. associazione calcio (football club)

   AC Milan

a.C.

1. avanti Cristo

• ca, ca'

AC (katakana アーケード, rōmaji ākēdo)

1. (only in compounds) Abbreviation of アーケード (“arcade, establishment with coin-operated games”).

   AC (アーケード)音 (おと)ゲー

   ākēdo otogē

   arcade rhythm game

• A. C.

AC

1. ante Christum
2. anno Christi

• 1.: a. Chr. n, a. C. n., a. Chr.
• 2.: A. D., A.D., AD; p. Chr. n., p. C. n., p. Chr.

• AC in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• AC in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette

AC

1. Acre (Brazilian state)