imponderable

[ im-pon-der-uh-buh l ]
/ ɪmˈpɒn dər ə bəl /

adjective

not ponderable; that cannot be precisely determined, measured, or evaluated.

noun

an imponderable thing, force, agency, etc.

Origin of imponderable

From the Medieval Latin word imponderābilis, dating back to 1785–95. See im-2, ponderable
Related formsim·pon·der·a·bil·i·ty, im·pon·der·a·ble·ness, nounim·pon·der·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for imponderable

British Dictionary definitions for imponderable

imponderable

/ (ɪmˈpɒndərəbəl, -drəbəl) /

adjective

unable to be weighed or assessed

noun

something difficult or impossible to assess
Derived Formsimponderability or imponderableness, nounimponderably, 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

Word Origin and History for imponderable

imponderable


adj.

1794, "weightless," from assimilated form of in- (1) "not, opposite of" + ponderable (see ponder). Figurative use, "unthinkable," from 1814. Related: Imponderably. As a noun, by 1842.

Online Etymology Dictionary, © 2010 Douglas Harper