Definition of dense
1a : marked by compactness or crowding together of parts dense vegetation dense trafficb chemistry : having a high mass (see 2mass 1c) per unit volume (see 1volume 2) Carbon dioxide is a dense gas. The cake was overly sweet and dense.
3 mathematics : having between any two elements at least one element The set of rational numbers is dense.
4 : demanding concentration to follow or comprehend dense prose
5 : having high or relatively high opacity (see opacity 2) a dense fog a dense photographic negative
densenessplay \ˈden(t)-snəs\ noun
Examples of dense in a Sentence
They cut a path through the dense jungle.
a dense tangle of wires
a dense cluster of stars
That part of the city has a dense population of immigrants.
A dense mass of spectators filled the courtroom.
In the movie, she plays his kind but somewhat dense aunt.
Recent Examples of dense from the Web
Dense woods flank the road, which is about 100 miles northwest of Washington.
LDL comes in two forms...small dense damaging particles and large fluffy benign/protective particles and studies show that saturated fats change LDL to become the fluffy kind.
The air becomes less dense when its hot, leaving them less room for a safe take-off.
Like an ocean liner waiting for the right tide to leave port, airplanes may be grounded until the air is cool and dense enough for takeoff at full capacity.
New York, Los Angeles and Chicago, for example, may end up with more availability for guests than Sante Fe, to accommodate areas that are more dense in population and frequent travelers.
Dense vegetables like seaweed take much longer to cook but soak up the broth for rewarding flavor.
Their nests can appear as little more than a dead patch of grass in an otherwise green yard, or as a dense clump of grass, brush pile or thicket in or around a garden, typically in proximity to shedded rabbit hair.
Experiments with elephants have shown that even without a dense coat of fur, animals their size build up a great deal of heat quickly and often rely on behavioral solutions – like traveling at night, or wallowing in water – to dump heat.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dense'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of dense
Latin densus; akin to Greek dasys thick with hair or leaves
First Known Use: 15th centurySee Words from the same year
Synonym Discussion of dense
DENSE Defined for English Language Learners
Definition of dense for English Language Learners
: having parts that are close together
: crowded with people
: not smart : not able to understand things easily
DENSE Defined for Kids
Seen and Heard
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