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Showing results for uncommon. Search instead for uncommu.
Definitions

uncommon

[uhn-kom-uhn] / ʌnˈkɒm ən /
ADJECTIVE
very different
Synonyms
STRONGEST
abnormal bizarre egregious exceptional extraordinary infrequent noteworthy odd peculiar rare remarkable singular startling strange surprising unique unusual
WEAK
aberrant anomalous arcane curious eccentric exotic extreme fantastic few freakish irregular novel original out of the ordinary out of the way outre outré prodigious scarce seldom sporadic unaccustomed unconventional uncustomary unfamiliar unheard of unorthodox weird
Antonyms
STRONGEST
common commonplace customary familiar frequent like nondescript normal ordinary regular similar standard typical usual
WEAK
bad imperfect poor
ADJECTIVE
wonderful, exceptional
Synonyms
STRONGEST
extraordinary noteworthy rare remarkable singular unimaginable unique unparalleled unprecedented unthinkable
WEAK
distinctive incomparable inimitable notable outstanding special superior unwonted
Antonyms
STRONGEST
believable common commonplace normal ordinary regular typical unremarkable usual
WEAK
bad familiar imperfect poor

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The committee’s authority is limited to very uncommon circumstances in which there are no “reasonable and prudent alternatives” that would avoid jeopardizing a listed species or impair a species’ critical habitat.

From Salon • Apr. 7, 2026

Palantir’s months-long free customer pilots had no guarantee of a payoff, and it wasn’t uncommon for paying customers to cancel their contracts due to the high cost of Palantir’s products.

From MarketWatch • Apr. 4, 2026

For millions of years, they remained relatively uncommon and were overshadowed by groups such as trilobites.

From Science Daily • Apr. 3, 2026

Yet we discovered those side effects are described as "uncommon" in leaflets for one of the drugs, suggesting they only affect fewer than one in a hundred patients.

From BBC • Mar. 28, 2026

It wasn’t an uncommon occurrence, Will going missing.

From "A Tangle of Knots" by Lisa Graff

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.