Definitions

lifelong

[lahyf-lawng, -long] / ˈlaɪfˌlɔŋ, -ˌlɒŋ /

ADJECTIVE

lasting

Synonyms

STRONGEST

constant continuing deep-rooted enduring inveterate long-lasting permanent persistent

WEAK

for life lifetime livelong long-lived long-standing old perennial

Antonyms

STRONGEST

short-lived temporary

WEAK

tenuous

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.

Jacob’s deception causes a lifelong rift between the two brothers, but, as with all these ancient stories, fate is preordained by God.

From Salon • May 19, 2026

We’ve both found that learning to spend is difficult in the face of lifelong formative habits.

From MarketWatch • May 18, 2026

A lifelong Everton fan, his friends remember Burnham as a competitive, sports-mad child, who was a fast bowler for Lancashire schoolboys cricket team.

From BBC • May 14, 2026

A writer, activist, organizer, prodigious intellect and a lifelong crusader for racial equality, Du Bois might have deemed his own life a failure, especially if he’d lived another 60 years.

From The Wall Street Journal • May 14, 2026

My grandmother maintained a lifelong sense of gratitude.

From "Middlesex: A Novel" by Jeffrey Eugenides

lifelong

Example Sentences

Related Words