- not definable; not readily identified, described, analyzed, or determined.
- something that cannot be defined: the indefinables of great musicianship.
Origin of indefinable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for indefinably
But the sense of security has been subtly and indefinably shaken.Mr. Crewe's Career, Complete
It was vulgar and not cordial, and yet it was honest and indefinably kind.Uncle Silas
J. S. LeFanu
Then indefinably, yet quite perceptibly his mood changed and his appearance with it.Caves of Terror
He was indefinably serious by nature, yet not melancholy, and absolutely acquiescent in his life conditions.The Debtor
Mary E. Wilkins Freeman
Somehow the thought was distasteful to him, vaguely, indefinably so, but still distasteful.The Triumph of Hilary Blachland
- incapable of being defined or analysedthere was an indefinable sense of terror
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 indefinably
Online Etymology Dictionary, © 2010 Douglas Harper