dim
verb.
switch (a car's headlights) from a higher to a lower beam
Synonym: dip
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
Synonym: blind
verb.
become vague or indistinct
The distinction between the two theories blurred
Synonym: blur, slur
adj.
made dim or less bright
the dimmed houselights brought a hush of anticipation|dimmed headlights|we like dimmed lights when we have dinner
Synonym: dimmed
adj.
lacking in light; not bright or harsh
a dim light beside the bed|subdued lights and soft music
Synonym: subdued
adj.
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
Synonym: faint, shadowy, vague, wispy
adj.
offering little or no hope
the future looked black|prospects were bleak|Life in the Aran Islands has always been bleak and difficult|took a dim view of things
Synonym: black, bleak
adj.
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|dumb officials make some really dumb decisions|he was either normally stupid or being deliberately obtuse|worked with the slow students
Synonym: slow, obtuse, dumb, dull, dense