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

Even excluding energy costs and food prices, the panel anticipates persistent price pressures.

From The Wall Street Journal • Apr. 15, 2026

The boom in shipments offers a key lifeline for Beijing, while persistent woes in the vast domestic real estate market weigh on investment and consumer moods.

From Barron's • Apr. 14, 2026

Evergrande's downfall has often been cited as a trigger for China's persistent property market slump, which spiralled downwards in 2021 and has weighed heavily on the country's economic development.

From BBC • Apr. 14, 2026

Not bad work for a persistent twelve-year-old, but still not enough.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas

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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