Word.ws English Dictionary

ad-

ad- prefix: doing, enacting, forming a verb.

Prefix

ad-

  1. (idiomatic) Doing, enacting, forming a verb.
    • accouple
    • admarginate
  2. Near, close to, adjacent.
    • adaxonal
    • addental
  3. Towards in direction or movement. (anatomy) Towards the midline of the body.
    • adapical
    • adfluvial
  4. (idiomatic) Intensifying, additionally.
    • acclaim
    • adsignification
  5. Along, alongside.
    • admarginal
    • adnervular
  6. Appending and/or prepending. Adding from either side.
    • adfix
    • adposition
  7. Modifying.
    • adnominal
    • adverb
  8. Atop or above in position.
    • adatom
    • adcumulate

Forms of ad-

alternative forma-
alternative formac-
alternative formaf-
alternative formag-
alternative formal-
alternative forman-
alternative formap-
alternative formar-
alternative formas-
alternative format-

Origin of ad-

Borrowed from Latin ad-. Doublet of at-.

Words formed from ad-

Questions about ad-

What does ad- mean?
Ad- means doing, enacting, forming a verb.
What part of speech is ad-?
Ad- is a prefix.

Words near ad- in the dictionary

  1. ad verecundiams
  2. ad vitam aut culpam
  3. ad vivum
  4. AD&D
  5. AD&Ds
  6. ad-
  7. ad-Dammam
  8. ad-free
  9. ad-hoc
  10. ad-hoc polymorphism
  11. ad-hoc polymorphisms

Source and license

Adapted from Wiktionary: ad- (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “ad-.” Word.ws, https://word.ws/ad-. Based on Wiktionary, CC BY-SA 4.0.