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Showing results for improbable. Search instead for myrobala.
Definitions

improbable

[im-prob-uh-buhl] / ɪmˈprɒb ə bəl /
ADJECTIVE
not likely
Synonyms
STRONGEST
fanciful implausible rare unbelievable unlikely
WEAK
doubtful dubious far-fetched flimsy hundred-to-one iffy inconceivable not expected outside chance questionable slim slim and none uncertain unconvincing unheard of unimaginable unsubstantial weak
Antonyms
STRONGEST
believable likely ordinary plausible probably real
WEAK
ostensible possible probable tenable

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.

Then came the most improbable comeback in college basketball’s modern history.

From The Wall Street Journal • Mar. 30, 2026

Before long, however, the two improbable friends have formed a siblinglike bond, sharing toys and teasing each other over who gets the most praise from Basma.

From The Wall Street Journal • Mar. 20, 2026

At least that’s what one improbable image fantasized in a recent slew of AI-generated “wedding photos” circulating online.

From Los Angeles Times • Mar. 17, 2026

"Switzerland has nurtured many unexpected good things -- Albert Einstein's physics, the world economy, and the cuckoo clock leap to mind -- and is again helping the world appreciate improbable people and ideas."

From Barron's • Mar. 10, 2026

In creating modern maize from this unpromising plant, Indians performed a feat so improbable that archaeologists and biologists argued for decades over how it was achieved.

From "1491" by Charles C. Mann

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