ad.

UK/æd/

A form of adaptation — The process of adapting something or becoming adapted to a situation; adjustment, modification.

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Meanings

nounad. (plural ads. or ad.'s)

plural ads. · plural ad.'s

  1. abbreviationAbbreviation of adaptation.
  2. abbreviationAbbreviation of adapter.
  3. abbreviationAbbreviation of archdiocese.
  4. abbreviationgrammarAbbreviation of adverb.
  5. abbreviationalso spelt adAbbreviation of advertisement.
verbad. (indeclinable, past form, or imperative)

past form

  1. abbreviationimperativeindeclinableAbbreviation of adapt.
  2. abbreviationimperativeindeclinableAbbreviation of adapted.
  3. abbreviationimperativeindeclinablealso spelt add.medicineAbbreviation of addantur.
  4. abbreviationimperativeindeclinablealso spelt add.medicineAbbreviation of adde.

Origin

Apocope and other processes of abbreviation.

Full word history & related roots →

Rhymes & wordplay

Rhymes with ad.

hadaddbadadmaddadgladpadsadcadbradchadgradBaghdadradcladladjihadtadplaidfadshadbadeThad
All rhymes →
Cite this entry
APA

ad.. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ad.

MLA

“ad..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ad.. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “ad.,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ad..

Source: ad. on Wiktionary, CC BY-SA 4.0.