Definitions

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.

But he concluded: "Two wrongs do not make a right, they never do. This was a determined, persistent, highly dangerous pursuit."

From BBC • May 29, 2026

Together, these mechanisms helped create the larger and more persistent Antarctic ice sheets that later defined Earth's ice age cycles.

From Science Daily • May 29, 2026

However, Bowman said the more persistent higher oil prices are, and the longer the conflict persists, the more the Fed should consider the effects on inflation in its outlook.

From The Wall Street Journal • May 29, 2026

Another difference: The current demand environment is powered by a persistent growth engine, ongoing data-center construction.

From Barron's • May 29, 2026

Between classes one day, one boy is especially persistent about it.

From "Drama High" by Michael Sokolove

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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