[verb] switch (a car's headlights) from a higher to a lower beam Synonyms: dip
[verb] become or make darker; "The screen darkend"; "He darkened the colors by adding brown" Synonyms: darken
[verb] become dim or lusterless; "the lights dimmed and the curtain rose"
[verb] make dim or lusterless; "Time had dimmed the silver"
[verb] make dim by comparison or conceal Synonyms: blind
[verb] become vague or indistinct; "The distinction between the two theories blurred" Synonyms: blur, slur
[adjective] lacking in light; not bright or harsh; "a dim light beside the bed"; "subdued lights and soft music" Synonyms: subdued
[adjective] lacking clarity or distinctness; "a dim figure in the distance"; "only a faint recollection"; "shadowy figures in the gloom"; "saw a vague outline of a building through the fog"; "a few wispy memories of childhood" Synonyms: faint, shadowy, vague, wispy
[adjective] made dim or less bright; "the dimmed houselights brought a hush of anticipation"; "dimmed headlights"; "we like dimmed lights when we have dinner" Synonyms: med
[adjective] offering little or no hope; "the future looked black"; "prospects were bleak"; "Life in the Aran Islands has always been bleak and difficult"- J.M.Synge; "took a dim view of things" Synonyms: black, bleak
[adjective] slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students" Synonyms: dense, dull, dumb, obtuse, slow