see also: AD
Pronunciation Noun

ad (plural ads)

  1. advertisement.
    I have placed both of the ads in the newspaper as instructed.
Synonyms Translations Noun

ad (plural ads)

  1. (tennis) advantage
  2. (debating) advantage
    ads and disads
  1. to, toward



  1. (often, punctuated) Initialism of anno Domini (borrowed from Latin); in the year of our Lord.
    They had a vibrant culture from the 3rd century BC to the 2nd century AD.
    Today is 10 Agosto AD 2020.
Synonyms Antonyms
  • (anno Domini) AC, A.C. (ante Christum); b.c., BC, B.C. (before Christ); BCE
  • French: ap. J.-C., apr. J.-C. après Jésus-Christ; en l'an de grâce (archaic)
  • German: n. Chr. nach Christus, nach Christo; n. Chr. Geb., n. Chr. G. nach Christi Geburt
  • Portuguese: DC, d.C. (depois de Cristo)
  • Russian: по́сле Р. Хр.
  • Spanish: d.C. después de Cristo

ad (plural ads)

  1. (film) Assistant director.
  2. (military) Air defence or air defense.
  3. Antidepressant.
  4. (US, Navy) Auxiliary destroyer - a naval tender, a destroyer tender that tends to destroyers.
  5. (uncountable) Alzheimer's disease.
    • 2015 — Larochelle, Stéphane (December 2015). "STOMPing at the bits ↗". Nature Methods 12 (12): 1114. doi:10.1038/nmeth.3679 ↗. Retrieved 19 February 2016.
      Many neurodegenerative diseases, including Alzheimer's disease (AD), involve pathological protein deposits.
  6. (aviation) Initialism of airworthiness directive
  7. (business) Initialism of anti-dumping
Proper noun
  1. Abu Dhabi

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