improbable

[ im-prob-uh-buhl ]
/ ɪmˈprɒb ə bəl /

adjective

not probable; unlikely to be true or to happen: Rain is improbable tonight.

Origin of improbable

From the Latin word improbābilis, dating back to 1590–1600. See im-2, probable

Related forms

Can be confused

impossible impracticable impractical improbable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for improbably

British Dictionary definitions for improbably

improbable

/ (ɪmˈprɒbəbəl) /

adjective

not likely or probable; doubtful; unlikely

Derived Forms

improbability or improbableness, nounimprobably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012