- not bright; obscure from lack of light or emitted light: a dim room; a dim flashlight.
- not seen clearly or in detail; indistinct: a dim object in the distance.
- not clear to the mind; vague: a dim idea.
- not brilliant; dull in luster: a dim color.
- not clear or distinct to the senses; faint: a dim sound.
- not seeing clearly: eyes dim with tears.
- tending to be unfavorable; not likely to happen, succeed, be favorable, etc.: a dim chance of winning.
- not understanding clearly.
- rather stupid; dim-witted.
- to make dim or dimmer.
- to switch (the headlights of a vehicle) from the high to the low beam.
- to become or grow dim or dimmer.
- dim out, (in wartime) to reduce the night illumination of (a city, ship, etc.) to make it less visible from the air or sea, as a protection from enemy aircraft or ships.
- take a dim view of, to regard with disapproval, skepticism, or dismay: Her mother takes a dim view of her choice of friends.
Origin of dim
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for dimming
Besides changes in light bulbs, many consumers are showing increased interest in dimming and lighting controls.
Their dimming performance will rarely match that of an incandescent, but it is getting better as the technology improves.
My colleague Lloyd Green wrote last week of “The Sprawling, Dimming Age of Obama.”America Is Not Doomed
July 7, 2013
Reporters declared it a bomb weeks before its release and blamed Cruise and his dimming appeal to moviegoers.Tom Cruise's Failed Comeback
June 28, 2010
Dawn was breaking through the windows and dimming the electric lights.White Fang
His eyes were dimming with tears, and his voice quavered uncertainly.The Market-Place
Then the light vanished, leaving a dimming glow where it had been.Space Prison
Now, from his dimming intelligence the sense of time had slipped away.The Watchers of the Trails
Charles G. D. Roberts
Her arms were outstretched to the dimming form of Harry and the incandescence.The Blind Spot
- badly illuminateda dim room
- not clearly seen; indistinct; fainta dim shape
- having weak or indistinct visioneyes dim with tears
- lacking in understanding; mentally dull
- not clear in the mind; obscurea dim memory
- lacking in brilliance, brightness, or lustrea dim colour
- tending to be unfavourable; gloomy or disapproving (esp in the phrase take a dim view)
- to become or cause to become dim
- (tr) to cause to seem less bright, as by comparison
- US and Canadian (tr) to switch (car headlights) from the main to the lower beamAlso called (in Britain and certain other countries): dip
Word Origin and History for dimming
c.1200, perhaps in Old English, from dim (adj.). Related: Dimmed; dimming.
Old English dimm "dark, gloomy, obscure," from Proto-Germanic *dimbaz (cf. Old Norse dimmr, Old Frisian dim, Old High German timber "dark, black, somber"). Not known outside Germanic. Slang sense of "stupid" is from 1892. Related: Dimly; dimness.
Idioms and Phrases with dimming
see take a dim view.