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AD¹

  • /ˌeɪˈdi/ US

adverb A.D. · A. D.

  1. abbreviation, initialism Initialism of Anno Domini (borrowed from Latin); in the year of our Lord.Anno Domini They had a vibrant culture from the 3rd century BC to the 2nd century AD.

noun ADs · A.D. · A. D.

  1. abbreviation, countable, initialism, uncountable Initialism of assistant director.assistant director A few moments later, the A.D. reappears. "They need you," she says. "And could you stop by Wardrobe?" Shannen rolls her eyes. "O.K.!" she snaps.
  2. abbreviation, countable, initialism, uncountable Initialism of air defence or air defense.air defence or air defense
  3. abbreviation, countable, initialism, uncountable Initialism of antidepressant.antidepressant
  4. Navy, US, abbreviation, countable, initialism, uncountable Initialism of auxiliary destroyer (a naval tender, a destroyer tender that tends to destroyers).auxiliary destroyer
  5. abbreviation, initialism, uncountable Initialism of Alzheimer's disease.Alzheimer's disease Many neurodegenerative diseases, including Alzheimer's disease (AD), involve pathological protein deposits.
  6. abbreviation, countable, initialism, uncountable Initialism of atopic dermatitis.atopic dermatitis
  7. abbreviation, countable, initialism, uncountable Initialism of airworthiness directive.airworthiness directive
  8. abbreviation, countable, uncountable Abbreviation of audio description.audio description
  9. Internet, abbreviation, countable, initialism, uncountable Initialism of after dark.after dark AD account

adjective A.D. · A. D.

  1. abbreviation, initialism, not comparable Initialism of antidumping.antidumping

proper noun A.D. · A. D.

  1. abbreviation, initialism Initialism of Abu Dhabi.Abu Dhabi

ad²

  • /æd/

Sounds like add · Rhymes with -æd

Where it comes from

Clipping of advertise, advertising, advertisement, or advertiser.

noun ads

  1. abbreviation, clipping Clipping of advertisement.advertisement I have placed both of the ads in the newspaper as instructed.
  2. abbreviation, clipping Clipping of advertising.advertising
  3. abbreviation, clipping Clipping of advertiser.advertiser

ad³

  • /æd/

Sounds like add · Rhymes with -æd

Where it comes from

Clipping of advantage.

noun ads

  1. Advantage; also, designating the left-hand side, from the player's point of view, of their half of the court, where the advantage point following a deuce is always played. [S]uddenly Agassi hits a hard heavy cross-court back hand that pulls Federer way out to his ad (= his left) side, and Federer gets to it but slices the stretch backhand short, a couple feet past the service line […].
  2. Advantage ads and disads

ad⁴

  • /æd/

Sounds like add · Rhymes with -æd

Where it comes from

Borrowed from Latin ad (“to, on”).

preposition

  1. to, toward

Ad⁵

noun Ads

  1. abbreviation Abbreviation of adenovirus.adenovirus

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