ACA

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ACA

noun ACAs

  1. abbreviation, initialism Initialism of airspace control authority
  2. abbreviation, initialism Initialism of airspace coordination area
  3. abbreviation, initialism Initialism of associate chartered accountant
  4. abbreviation, initialism Initialism of anterior cerebral artery
  5. abbreviation, initialism Initialism of anti-cardiolipin antibody
  6. abbreviation, initialism Initialism of anti-centromere antibody
  7. abbreviation, initialism Initialism of antigen-capture assay
  8. abbreviation, initialism Initialism of adult child of an alcoholic or adult child of alcoholics In a community where much socializing centers around bars, lesbian/gay ACAs may frequently find themselves in situations conducive to alcohol abuse or where the drinking of others triggers old feelings of anxiety.

proper noun

  1. US, abbreviation, initialism Initialism of Affordable Care Act (“H.R. 3590”), from the U.S. national law "Affordable Care Act" (Patient Protection and Affordable Care Act) However, it is unclear whether the ACA will cover nonprescription contraception such as Opill.

    Similar: ObamaCare, PPACA

  2. abbreviation, initialism Initialism of Adult Children of Alcoholics

Thesaurus

Closest in meaning: csa, scc, cst, cba, bca, afa, aac, ccn, nac, cae, vac, abc, ncc, acd, ace, caa

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MLA

"ACA." Wiktionary, via Micwyn, micwyn.com/word/aca. Accessed 6 Nov. 2026.

APA

ACA. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/aca

Chicago

"ACA." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/aca.

BibTeX
@misc{aca_2026,
  title = {ACA},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/aca},
  urldate = {2026-11-06}
}