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Definitions

irreconcilable

[ih-rek-uhn-sahy-luh-buhl, ih-rek-uhn-sahy-] / ɪˈrɛk ənˌsaɪ lə bəl, ɪˌrɛk ənˈsaɪ- /
ADJECTIVE
hostile, conflicting
Synonyms
STRONGEST
implacable incompatible incongruous inconsistent inexorable uncompromising
WEAK
clashing diametrically opposed discordant discrepant dissonant hard-line inflexible inharmonious intransigent opposed reluctant unappeasable unfriendly
Antonyms
STRONGEST
compatible consistent consonant flexible harmonious merciful
WEAK
compromising friendly reconcilable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A schism in the House of Windsor looks irreconcilable.

From The Wall Street Journal • Mar. 12, 2026

The flag itself has been a symbol of starkly irreconcilable ideals.

From Salon • Jan. 3, 2026

James Murdoch's relationship with his father and older brother Lachlan appears irreconcilable.

From BBC • Dec. 23, 2025

In times of high uncertainty, irreconcilable differences may mean further changes to the statement would mean robbing Peter to pay Paul.

From Barron's • Dec. 12, 2025

That year the paths of Jaime and Nicolas separated for good, because their differences had become irreconcilable.

From "The House of the Spirits: A Novel" by Isabel Allende

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.