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Definitions

undying

[uhn-dahy-ing] / ʌnˈdaɪ ɪŋ /
ADJECTIVE
never-ending
Synonyms
WEAK
constant continuing deathless eternal everlasting immortal imperishable indestructible inextinguishable infinite interminable perennial permanent perpetual persistent unceasing undiminished unended unending unfading
Antonyms
WEAK
ending impermanent mortal

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.

Which was the undying American belief in freedom.

From The Wall Street Journal • Apr. 5, 2026

Every character seems to be poised between undying affection and eternal enmity.

From The Wall Street Journal • Feb. 5, 2026

Isabelle Dale swore her "undying love" to prisoners Shahid Sharif and Connor Money while working at HMP Coldingley in Surrey, said a judge.

From BBC • Jan. 20, 2026

“Die My Love” seeks the eternal relevance of a film like “A Woman Under the Influence,” which so achingly portrays a mother’s undying love for her children amidst psychological duress.

From Salon • Nov. 7, 2025

I owed everything to my family and their undying support for me.

From "Proud" by Ibtihaj Muhammad

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