Did you know?

Click any word in a definition or example to find the entry for that word

dim - definition and synonyms


What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

adjective dim pronunciation in American English /dɪm/
Word Forms
  • Facebook
  • Twitter
  1. 1
    dim light is not bright
    the dim glow of the streetlamp
    1. b.
      dim shapes are not clear, because there is not much light or because they are far away
      She caught a glimpse of a dim figure in the dark kitchen.
  2. 2
    [usually before noun] a dim memory is something that you cannot remember very well because it happened a long time ago
    I had a dim recollection of a visit to a big dark house.
  3. 3
    if the chances of something good happening are dim, it is not likely to happen
    Their chances of victory were starting to look dim.


derived word


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

BuzzWord Article

Word of the Day


a stupid person

Open Dictionary


an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog