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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.

While it’s not uncommon for a studio to burn money promoting a highly anticipated sequel, seeing these resources allocated to a property like “The Devil Wears Prada” is somewhat unusual.

From Salon • Apr. 20, 2026

While planets are expected to form around most stars and many stars exist in pairs, worlds that orbit both stars are unusually uncommon.

From Science Daily • Apr. 19, 2026

It isn’t uncommon for Abel to be in different states within the same day.

From The Wall Street Journal • Apr. 18, 2026

It is not uncommon for employees to bring in cardigans or sweaters to wear in office hours because temperatures are maintained at such low levels.

From BBC • Apr. 9, 2026

Stack collapses weren’t that uncommon, and if the scaffold supports buckled at the wrong angle, the domino effect could bring down four or five of the neighboring stacks too.

From "Ready Player One: A Novel" by Ernest Cline