persistent

[per-sis-tuhnt, -zis-] / pərˈsɪs tənt, -ˈzɪs- /

ADJECTIVE

determined; continuous

Synonyms

STRONGEST

constant continual endless enduring incessant insistent perpetual relentless repeated resolute steadfast steady stubborn tenacious unrelenting unremitting

WEAK

assiduous bound bound and determined bulldogged dogged firm fixed immovable in for long haul indefatigable interminable like bad penny never-ending obdurate obstinate perseverant persevering persisting pertinacious sticky tireless unflagging unshakable

Antonyms

STRONGEST

broken ceasing disloyal ending inconstant intermittent interrupted merciful stopping sympathetic temporary terminable unstable unsteady untrustworthy weak yielding

WEAK

lazy relenting surrendering

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.

The heat wave is deep, persistent and widespread, spanning from roughly San Francisco to the Mexican border.

From Los Angeles Times • Apr. 16, 2026

Consumers’ resilience—marked by measures such as healthy credit and spending patterns—has been notable and persistent for several quarters.

From Barron's • Apr. 15, 2026

Sand dredging in Lough Neagh "may be having broader and more persistent impacts" on the lake than previously thought, according to new research led by Queen's University Belfast.

From BBC • Apr. 15, 2026

Like a musical Solomon, Lipman split the baby—avoiding the passé waltz while retaining its inherent groove with those persistent triplets.

From The Wall Street Journal • Apr. 14, 2026

The women who did were persistent and exceptional.

From "A Thousand Sisters" by Elizabeth Wein

Vocabulary lists containing persistent

100 Words Every Middle Schooler Should Know

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List 3

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The Absolutely True Diary of a Part-Time Indian

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