[ uhn-uh-koun-tuh-buhl ]
/ ˌʌn əˈkaʊn tə bəl /


impossible to account for; unexplained; inexplicable: The boat has an unaccountable tendency to yaw.
exempt from being called to account; not answerable: As a subordinate, he is unaccountable for errors in policy.

Origin of unaccountable

First recorded in 1635–45; un-1 + accountable
Related formsun·ac·count·a·ble·ness, un·ac·count·a·bil·i·ty, nounun·ac·count·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unaccountable

British Dictionary definitions for unaccountable


/ (ˌʌnəˈkaʊntəbəl) /


allowing of no explanation; inexplicable
puzzling; extraordinaryan unaccountable fear of hamburgers
not accountable or answerable to
Derived Formsunaccountableness or unaccountability, noununaccountably, 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 unaccountable



1640s, "inexplicable," from un- (1) "not" + accountable. Meaning "not liable to be called to account" is recorded from 1640s. Related: Unaccountably.

Online Etymology Dictionary, © 2010 Douglas Harper