not endurable; unbearable; insufferable: insupportable pain.
incapable of support or justification, as by evidence or collected facts: an insupportable accusation.
- in·sup·port·a·ble·ness, in·sup·port·a·bil·i·ty, noun
- in·sup·port·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use insupportable in a sentence
In her divorce petition, Zina wrote: “The marriage has become insupportable because of discord or conflict of personalities.”
Well, there are reasons for these rules, all right, but they're terrible, reactionary, insupportable.
But outside The New Republic, the idea that the “left” is not supporting this bill is insupportable and always has been.
She had not advanced as rapidly as she had hoped to do, and it would be insupportable humiliation to return.Ancestors | Gertrude Atherton
The wretched inefficiency of Edward had by this time rendered the position of his adherents in Scotland all but insupportable.King Robert the Bruce | A. F. Murison
The light wounds him, glory is a sight insupportable to him, and makes him want to veil his eyes with his bat-like wings.Charles Baudelaire, His Life | Thophile Gautier
I was glad when the darkness fell again, for the sight of his bowed head and set features was insupportable to me.The Circular Study | Anna Katharine Green
At first this melancholy task was insupportable, but I persevered; and in a short time became reconciled to it.My Ten Years' Imprisonment | Silvio Pellico
British Dictionary definitions for insupportable
incapable of being endured; intolerable; insufferable
incapable of being supported or justified; indefensible
- insupportableness, noun
- insupportably, 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