irreconcilable

1 of 2

adjective

ir·​rec·​on·​cil·​able i-ˌre-kən-ˈsī-lə-bəl 

-ˈre-kən-ˌsī-,

ˌi(r)-

: impossible to reconcile

irreconcilable differences

irreconcilability

i-ˌre-kən-ˌsī-lə-ˈbi-lə-tē 

noun

irreconcilableness

i-ˌre-kən-ˈsī-lə-bəl-nəs 

-ˈre-kən-ˌsī-

noun

irreconcilably

i-ˌre-kən-ˈsī-lə-blē 

-ˈre-kən-ˌsī-

ˌi(r)

adverb

irreconcilable

2 of 2

noun

: one that is irreconcilable

especially : a member of a group (such as a political party) opposing compromise or collaboration

Examples of irreconcilable in a Sentence

Adjective

theories that are irreconcilable with each other

Recent Examples on the Web

Adjective

But coach Sean Payton and owner Greg Penner had the good sense not to let dollars prevent ending an irreconcilable relationship. —Troy Renck, Denver Post, 7 July 2025

Why are these irreconcilable interpretations of the impact of the BBB so important to your estate planning? —Martin Shenkman, Forbes.com, 6 July 2025

Like the conflict in the Middle East today, it was rooted less in clashing interests than in vast and irreconcilable mutual fears. —Adam Gopnik, New Yorker, 21 Apr. 2025

This claim is fundamentally factual because the Iranian regime’s legitimacy rests with advancing a revolutionary foreign policy irreconcilable with the very concept of a Jewish state existing in Muslim lands. —Dr. Robert G. Rabil, Sun Sentinel, 23 June 2025

Word History

First Known Use

Adjective

1587, in the meaning defined above

Noun

1748, in the meaning defined above

Phrases Containing irreconcilable

• irreconcilable differences

Rhymes for irreconcilable

• reconcilable

Kids Definition

irreconcilable

adjective

ir·​rec·​on·​cil·​able

(ˌ)ir-ˌ(r)ek-ən-ˈsī-lə-bəl,

(ˈ)ir-ˈ(r)ek-ən-ˌsī-

: impossible to reconcile, adjust, or harmonize

ended the partnership because of irreconcilable differences

irreconcilably

-blē

adverb