Advertisement

View synonyms for dim.

dim.

1

abbreviation for

  1. (in prescriptions) one-half.


dim.

2

abbreviation for

  1. dimension.
  2. diminish.
  3. diminuendo.
  4. diminutive.

dim

3

[ dim ]

adjective

, dim·mer, dim·mest.
  1. not bright; obscure from lack of light or emitted light:

    a dim room; a dim flashlight.

  2. not seen clearly or in detail; indistinct:

    a dim object in the distance.

  3. not clear to the mind; vague:

    a dim idea.

    Synonyms: unclear, hazy, fuzzy, indistinct, indefinite, faint

  4. not brilliant; dull in luster:

    a dim color.

  5. not clear or distinct to the senses; faint:

    a dim sound.

  6. not seeing clearly:

    eyes dim with tears.

  7. tending to be unfavorable; not likely to happen, succeed, be favorable, etc.:

    a dim chance of winning.

  8. not understanding clearly.
  9. rather stupid; dim-witted.

verb (used with object)

, dimmed, dim·ming.
  1. to make dim or dimmer.

    Synonyms: cloud, darken

  2. to switch (the headlights of a vehicle) from the high to the low beam.

verb (used without object)

, dimmed, dim·ming.
  1. to become or grow dim or dimmer.

    Synonyms: fade, dull

verb phrase

  1. (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.

dim

/ dɪm /

adjective

  1. badly illuminated

    a dim room

  2. not clearly seen; indistinct; faint

    a dim shape

  3. having weak or indistinct vision

    eyes dim with tears

  4. lacking in understanding; mentally dull
  5. not clear in the mind; obscure

    a dim memory

  6. lacking in brilliance, brightness, or lustre

    a dim colour

  7. tending to be unfavourable; gloomy or disapproving (esp in the phrase take a dim view )
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


verb

  1. to become or cause to become dim
  2. tr to cause to seem less bright, as by comparison
  3. tr to switch (car headlights) from the main to the lower beam Also called (in Britain and certain other countries)dip
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Discover More

Derived Forms

  • ˈdimness, noun
  • ˈdimly, adverb
Discover More

Other Words From

  • dimly adverb
  • dimma·ble adjective
  • dimness noun
  • un·dim adjective
  • un·dimly adverb
  • un·dimmed adjective
Discover More

Word History and Origins

Origin of dim.1

From the Latin word dīmidius

Origin of dim.2

before 1000; Middle English, Old English dim ( me ), cognate with Old Frisian dim, Old Norse dimmr
Discover More

Word History and Origins

Origin of dim.1

Old English dimm; related to Old Norse dimmr gloomy, dark
Discover More

Idioms and Phrases

Idioms
  1. take a dim view of, to regard with disapproval, skepticism, or dismay:

    Her mother takes a dim view of her choice of friends.

More idioms and phrases containing dim.

see take a dim view .
Discover More

Synonym Study

See dark.
Discover More

Example Sentences

Their vessel’s closed quarters and the space station’s relentlessly dim flooded rooms, along with the ominous disrepair of its metal bridges and maze of hallways.

From Salon

I think she has probably a quite dim, dim view of it.

From Salon

A spotlight dimmed as the artist Chella Man signaled to a section of the audience where their parents were seated in all-white costumes.

Bitter disappointments and cruel manipulations seem to conspire to dim Simon’s light and idealism — his mother proves distant and superficial, cutting their meet ups laughably short.

In Southern California, Betye Saar has powerfully dimmed the lights for a new installation at the Huntington Library, Art Museum, and Botanical Gardens, “Drifting Toward Twilight,” which simulates the stages of nightfall.

Advertisement

Related Words

Discover More

More About Dim

What does dim mean?

Dim describes something as lacking light or having a weak brightness, as in a dim flashlight or a dim tunnel. 

Dim also describes things that are unclear, because of poor visibility, a weak understanding, or a more general lack of clarity, as in a dim shape in the distance, a dim noise, or a dim knowledge of math. 

Dim also describes having weak or poor vision, as in Jane’s eyes were dim with tears. 

Dim can be used to mean lacking mental ability or having low intelligence. However, this is almost always considered insulting.

As a verb, dim means to make something dim or less bright, as in He dimmed the lights. It can also be used to mean to grow dim or dimmer, as in The noise of the engine dimmed as the car drove out of sight. 

Example: Although the tunnel was dim, the faint candlelight guided the miner back to the surface.

Where does dim come from?

The first records of dim come from before 1000. It ultimately comes from the Old English dimm, which is related to the Old Norse dimmr, meaning “gloomy” or “dark.”

The word dark is similar to dim but usually means a complete absence of light. A dark room would be one with the lights completely turned off, while a dim room still has a small, faint amount of light.

Dim is used to mean “disapproving” or “unfavorable” in the idiom take a dim view of, as in Her boss took a dim view of her constantly falling asleep at work.

Did you know ... ?

What are some other forms related to dim?

  • dimly (adverb)
  • dimmable (adjective)
  • dimmer (noun)
  • undim (adjective)

What are some synonyms for dim?

What are some words that share a root or word element with dim

What are some words that often get used in discussing dim?

How is dim used in real life?

Dim is commonly used, especially to mean a lack of brightness.

 

 

Try using dim!

Which of the following is NOT a synonym of dim?

A. clear
B. shadowy
C. dark
D. blurry

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Advertisement

Advertisement

Advertisement


diluviumDiMaggio