ad: Meaning and Definition of

ad

Pronunciation: (ad), [key]
— n.
  1. advertisement.
  2. advertising: an ad agency.

ad

Pronunciation: (ad), [key]
— n. Tennis.
  1. advantage (def. 5).
  2. the advantage being scored by the server.
  3. the advantage being scored by the receiver.

ad

Pronunciation: (ad), [key]
— prep.
  1. (in prescriptions) to; up to.

ad-

Pronunciation: [key]
  1. a prefix occurring in loanwords from Latin, where it meant “toward” and indicated direction, tendency, or addition:Usually assimilated to the following consonant; see adjoin.

-ad

Pronunciation: [key]
  1. a suffix occurring in loanwords from Greek denoting a group or unit comprising a certain number, sometimes of years: dyad; triad.
  2. a suffix meaning “derived from,” “related to,” “concerned with,” “associated with” (), introduced in loanwords from Greek (), used sporadically in imitation of Greek models, asafter oread

-ad

Pronunciation: [key]
  1. var. of: ballad.

-ad

Pronunciation: [key]
  1. a suffix forming adverbs from nouns signifying parts of the body, denoting a direction toward that part: dextrad; dorsad; mediad.

ad.

Pronunciation: [key]
  1. adverb.
  2. advertisement.

A.D.

Pronunciation: [key]
  1. active duty.
  2. in the year of the Lord; since Christ was born:a.d. 742. Charlemagne was born in
  3. art director.
  4. assembly district.
  5. assistant director.
  6. athletic director.
  7. average deviation.

a.d.

Pronunciation: [key]
  1. after date.
  2. before the day.
  3. autograph document.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • ad (Thesaurus)