Meaning of “dense” in the English Dictionary

"dense" in British English

See all translations


uk /dens/ us /dens/

dense adjective (THICK)

B2 having parts that are close together so that it is difficult to go or see through:

dense fog
a dense forest
The body was found hidden in dense undergrowth.

More examples

  • The dense foliage overhead almost blocked out the sun.
  • Either side of the river is dense, impenetrable jungle.
  • The exhaust pipe belched out dense black smoke.
  • A huge cloud of dense smoke stretched across the horizon.
  • They had to clear a road through an area of dense forest.

(Definition of “dense” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"dense" in American English

See all translations

denseadjective [ -er/-est only ]

us /dens/

dense adjective [ -er/-est only ] (THICK)

close together and difficult to go or see through; thick:

dense fog
I had trouble getting through the dense crowd.

Dense can also mean stupid:

There are some really dense people in our class.

dense adjective [ -er/-est only ] (CONTAINING MATTER)

science (of a substance) containing a lot of matter in a small space:

Plutonium is very dense.
adverb us /ˈdens·li/

a densely packed room

(Definition of “dense” from the Cambridge Academic Content Dictionary © Cambridge University Press)