as in unlikely
not likely to be true or to occur
it seems improbable that the two writers never met since they traveled in the same social circles
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Recent Examples of improbable
Denton capped an improbable 20-4 run with a buzzer-beating three to give his team a 37-32 lead heading to the fourth.
—
Matt Roy, Boston Herald, 11 Mar. 2026
Nolan Traore added 17 points for the Nets, who were coming off an improbable 107-105 win at Eastern Conference-leading Detroit on Saturday night that snapped a 10-game skid.
—ABC News, 9 Mar. 2026
The prospect of many members of the Iranian security forces—there are more than a million, counting reservists—joining a popular rebellion seems improbable, too.
—Robin Wright, New Yorker, 8 Mar. 2026
But for everyone living here actual strikes felt improbable, something the Islamic Republic would never do because … well, for so many reasons that don’t matter now.
—Mohammed Sergie, semafor.com, 6 Mar. 2026
See All Example Sentences for improbable
Matt Roy, Boston Herald, 11 Mar. 2026
Nolan Traore added 17 points for the Nets, who were coming off an improbable 107-105 win at Eastern Conference-leading Detroit on Saturday night that snapped a 10-game skid.
—ABC News, 9 Mar. 2026
The prospect of many members of the Iranian security forces—there are more than a million, counting reservists—joining a popular rebellion seems improbable, too.
—Robin Wright, New Yorker, 8 Mar. 2026
But for everyone living here actual strikes felt improbable, something the Islamic Republic would never do because … well, for so many reasons that don’t matter now.
—Mohammed Sergie, semafor.com, 6 Mar. 2026
See All Example Sentences for improbable
Recent Examples of Synonyms for improbable
unlikely
Adjective
-
But Trump’s comments indicate that’s unlikely.—
Eleanor Mueller,
semafor.com,
20 Mar. 2026
-
Paul was already an unlikely candidate for a franchise as traditional as The Bachelor.—
Rebecca Jennings,
Vulture,
20 Mar. 2026
Cite this Entry
“Improbable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/improbable. Accessed 21 Mar. 2026.
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