dim - definition and synonyms

verb [intransitive/transitive] 

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/dɪm/
present tense
I/you/we/theydim
he/she/itdims
present participledimming
past tensedimmed
past participledimmed
  1. 1
    if a light dims, or if someone dims it, it becomes less bright

    The theatre lights dimmed and the show began.

  2. 2
    mainly literary if feelings or hopes dim, or are dimmed, they become weaker
  3. 3
    literary if your eyes dim, or if something dims them, you become less able to see clearly