DENSE Synonyms: 195 Similar and Opposite Words

Q: How does the adjective 'dense' contrast with its synonyms?

Some common synonyms of dense are crass , dull , dumb , and stupid . While all these words mean "lacking in power to absorb ideas or impressions," dense implies a thickheaded imperviousness to ideas. // too dense to take a hint

Q: When can 'crass' be used instead of 'dense'?

The words crass and dense can be used in similar contexts, but crass suggests a grossness of mind precluding discrimination or delicacy. // a crass , materialistic people

Q: When might 'dull' be a better fit than 'dense'?

While the synonyms dull and dense are close in meaning, dull suggests a slow or sluggish mind such as results from disease, depression, or shock. // monotonous work that leaves the mind dull

Q: When would 'dumb' be a good substitute for 'dense'?

The meanings of dumb and dense largely overlap; however, dumb applies to an exasperating obtuseness or lack of comprehension. // too dumb to figure out what's going on

Q: When is it sensible to use 'stupid' instead of 'dense'?

The words stupid and dense are synonyms, but do differ in nuance. Specifically, stupid implies a slow-witted or dazed state of mind that may be either congenital or temporary. // stupid students just keeping the seats warm // stupid with drink

dense

adjective

ˈden(t)s

Definition of dense

as in crowded

having little space between items or parts the dense soil in the garden

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in thick

not having or showing an ability to absorb ideas readily she accused him of being dense when he didn't seem to understand her at first

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective dense contrast with its synonyms?

Some common synonyms of dense are crass, dull, dumb, and stupid. While all these words mean "lacking in power to absorb ideas or impressions," dense implies a thickheaded imperviousness to ideas.

too dense to take a hint

When can crass be used instead of dense?

The words crass and dense can be used in similar contexts, but crass suggests a grossness of mind precluding discrimination or delicacy.

a crass, materialistic people

When might dull be a better fit than dense?

While the synonyms dull and dense are close in meaning, dull suggests a slow or sluggish mind such as results from disease, depression, or shock.

monotonous work that leaves the mind dull

When would dumb be a good substitute for dense?

The meanings of dumb and dense largely overlap; however, dumb applies to an exasperating obtuseness or lack of comprehension.

too dumb to figure out what's going on

When is it sensible to use stupid instead of dense?

The words stupid and dense are synonyms, but do differ in nuance. Specifically, stupid implies a slow-witted or dazed state of mind that may be either congenital or temporary.

stupid students just keeping the seats warm

stupid with drink

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of dense The machine can also produce denser constructions and a variety of surface patterns. — Alexandra Harrell, Footwear News, 25 Sep. 2026 The song, a chilling rocker with dense guitar riffs that lurk in the distance, serves as the end title to Lance Oppenheim’s crime thriller. — Angie Martoccio, Rolling Stone, 25 Sep. 2026 This conversion could occur as long as the universe was very dense and hot. — Cara Giovanetti, The Conversation, 25 Sep. 2026 The disk fragments as the neutron star passes further into the densest region of the river of plasma. — Robert Lea, Space.com, 24 Sep. 2026 See All Example Sentences for dense

Recent Examples of Synonyms for dense

Adjective

But, Barrera and Shaw, who registered the highest vote percentages in a crowded primary, have polar opposite political leanings and very different priorities for the state schools role.

— Tarini Mehta, Sacbee.com, 25 Sep. 2026
The two of them spent the rest of the night pressed together in the crowded bar, shouting at each other to be heard over the sound of drunk youth.

— Josephine Reisman, Vulture, 24 Sep. 2026

Definition of crowded

Adjective

If the ’90s were all about thick lifestyle shoes—think basketball- and hip-hop-influenced styles like the Air Force Ones or Air Jordans—today’s models are about hugging the foot.

— Bianca Kratky, Glamour, 29 Sep. 2026
Aritzia’s fall lineup is stacked with delicious jacket options, including this boxy, cropped jacket made of a thick, soft goat suede.

— Irene Richardson, InStyle, 29 Sep. 2026

Definition of thick

Adjective

The whirlwind that is September in Paris, intensified this year by Celine Dion’s residency and Pope Leo XIV’s visit to the capital, continues with a packed fashion week.

— Laure Guilbault, Vogue, 28 Sep. 2026
The lively spot is known for its colorful cocktails, packed calendar of weekly events and specials, and consistently delicious Mexican fare.

— Tara Massouleh McCay, Southern Living, 27 Sep. 2026

Definition of packed

Adjective

The slowest can count roughly 500 bills a minute, or about eight bills a second, while the fastest can count 2,000-plus bills a minute, or about 33-plus bills a second.

— BestReviews, Chicago Tribune, 24 Sep. 2026
Heading south on Highway 395, a must do is slow down and take the June Lake Loop which is a riot of fall colors.

— Jack Dolan, Los Angeles Times, 24 Sep. 2026

Definition of slow

Adjective

If Trump does push ahead, his main cheerleaders will be GOP candidates in tight races this fall who are eager to market more ideas to lower costs before the midterms.

— Eleanor Mueller, semafor.com, 25 Sep. 2026
Broader cultural adoption driven by testimonials like Smith’s, and tighter clinical guardrails as physicians push back on unsupervised extended fasts.

— Hanna Wickes, Sacbee.com, 25 Sep. 2026

Definition of tight

Adjective

We’ll always be thought of as too conservative, too dumb, too reactionary, too violent by too many.

— Gustavo Arellano, Los Angeles Times, 25 Sep. 2026
Here, in this image of an ingenious skidding kitten—in both its brutality and its beautiful, dumb, playful resilience—lies the wisdom of Marcon’s art.

— Matthew McLean, Artforum, 22 Sep. 2026

Definition of dumb

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dens

dense

denseness

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“Dense.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dense. Accessed 1 Oct. 2026.

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Synonyms of dense

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