Word.ws English Dictionary

im-

im- prefix: expressing negation; not. Also the alternative form of the prefix em-.

Prefix

im-

  1. Expressing negation; not.
    Synonyms:
    a-, an-, dys-, i-, il-, in-, ir-, mal-, non-, un-

Also used as

im- is also the alternative form of the prefix em-.

Synonyms of im-

Origin of im-

From Latin im-, assimilated form of in- used before b-/p-/m-.

From em-, from Old French em-. Also from later Middle French im-, partly by confusion with im- of Latin origin (on which see above).

Questions about im-

What does im- mean?
Im- means expressing negation; not.
What part of speech is im-?
Im- is a prefix.

Words near im- in the dictionary

  1. Ilyusha
  2. Ilyushenka
  3. Ilūkste
  4. im
  5. IM'd
  6. im-
  7. ima
  8. Ima'
  9. imaam
  10. imaamate
  11. imaamates

Source and license

Adapted from Wiktionary: im- (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.

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