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

Relevance

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 Blend frozen fruit with your choice of milk, a protein powder such as whey or pea protein, and nutrient-dense add-ins like nut butter or seeds. — Jillian Kubala, HEALTH, 18 Sep. 2026 The stories are as dense as diamonds, containing truth in very few words. — Anna Mebel, JSTOR Daily, 17 Sep. 2026 The translucent, lightweight Celium Manto and denser, more tactile Celium Espumante complemented a collection informed by Mexican identity, craftsmanship and Charro culture. — Alexandra Harrell, Footwear News, 17 Sep. 2026 Portman first proposed its revamp of Amsterdam Walk in 2023, intending to raze the aging warehouses to build a more dense and vertical project centered on apartments. — Zachary Hansen, AJC.com, 17 Sep. 2026 See All Example Sentences for dense

Recent Examples of Synonyms for dense

Adjective

Zipline is putting a fresh valuation on the increasingly crowded race to make drone delivery a mainstream part of American last-mile logistics networks, all while the regulatory system is still playing catch-up.

— Glenn Taylor, Footwear News, 18 Sep. 2026
Some matches at the Asian Games have been played before the official opening to accommodate a crowded schedule which features more than 11,000 athletes, more than the Summer Olympics.

— ABC News, ABC News, 18 Sep. 2026

Definition of crowded

Adjective

Among the most destructive munitions in Western military arsenals, an MK-84 explosion sends metal fragments in every direction for thousands of feet, can rip through metal and thick concrete, and often creates large craters in the earth.

— Arkansas Online, Arkansas Online, 16 Sep. 2026
Opt in for thick, buttery Grandma pies for a true taste of Brooklyn.

— Condé Nast, Condé Nast Traveler, 16 Sep. 2026

Definition of thick

Adjective

The rise of households with two working parents combined with frequent work travel and packed kids programming has created a demand for operational support, especially for those without family nearby to help.

— Los Angeles Times, Los Angeles Times, 14 Sep. 2026
Nayib Bukele, the autocratic leader of El Salvador, went on Tucker Carlson’s show to defend his own program of mass arrests and packed prisons.

— Anne Applebaum, The Atlantic, 14 Sep. 2026

Definition of packed

Adjective

Complex carbs with fiber slow digestion and sugar absorption, while protein and fat further delay digestion, helping to stabilize blood sugar.

— Mira Miller, Verywell Health, 17 Sep. 2026
Longer messages mean slower communication, so people who study error-correcting codes devise more elaborate schemes to minimize the redundancy in the transmissions while maximizing the number of errors that can be corrected.

— Jack Murtagh, Scientific American, 17 Sep. 2026

Definition of slow

Adjective

But she is locked in a tight race against Tejano musician Bobby Pulido.

— Hailey Bullis, The Washington Examiner, 19 Sep. 2026
Over a tight five-day timeline — as Marnus and Ilse finish school ahead of the December holidays, and the family prepares for their summer vacation — these various tensions impact one another in tacit but perhaps terminal ways.

— Guy Lodge, Variety, 19 Sep. 2026

Definition of tight

Adjective

Combined with a brutal noon start time that provided no shade or relief throughout the game, the conditions meant there weren’t many fans brave enough, or quite frankly dumb enough, to endure a heat index of roughly 105 degrees.

— Ian Miller OutKick, FOXNews.com, 9 Sep. 2026
There’s an incident at a gun range where Ned’s fear of looking emasculated requires his army vet girlfriend to fall for his very dumb, very obvious lies.

— Ben Travers, IndieWire, 9 Sep. 2026

Definition of dumb

Adjective

The MsNB is designed as a compact molten salt microreactor using natural circulation instead of relying on pumps to move its coolant.

— Neetika Walter, Interesting Engineering, 18 Sep. 2026
Connecting rooms are available, but the compact bedrooms and hectic Damrak setting make the hotel better suited to families with older children than those travelling with toddlers.

— Condé Nast, Condé Nast Traveler, 17 Sep. 2026

Definition of compact

Browse Nearby Words

dens

dense

denseness

See all Nearby Words

Cite this Entry

Style

“Dense.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dense. Accessed 22 Sep. 2026.

Copy Citation

Synonyms of dense

adjective

Synonym Chooser

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

nemesis

Popular in Grammar & Usage

Why do we use apostrophes to show possession?

Merriam-Webster’s Great Big List of Words You Love to Hate

The Exceptions of '-s' and '-es' Plurals

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Popular in Wordplay

9 Words That Sound Like Insults But Aren't

Back to School Vocabulary

Words from the 'Odyssey'

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 18

Popular

Why do we use apostrophes to show possession?

9 Words That Sound Like Insults But Aren't

Back to School Vocabulary

Games & Quizzes