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.

Denyer said she had been struggling with persistent health issues, which she attempted to manage alongside the long hours and significant responsibility her work entails.

From BBC • May 22, 2026

This approach is known as defending forward, or persistent engagement.

From Salon • May 21, 2026

A 2024 Frontiers in Immunology review emphasized that senescence can play a helpful role during normal wound repair, but persistent senescent cells may contribute to chronic wounds, fibrosis, and abnormal healing.

From Science Daily • May 20, 2026

“AI infrastructure is fundamentally reshaping how power must be delivered, with energy now the most persistent constraint to scaling next-generation systems,” Analog Devices Chief Executive Vincent Roche said.

From The Wall Street Journal • May 19, 2026

For she had decided simply to ignore it, this silly, persistent talk about their not being friends.

From "I'm the King of the Castle" by Susan Hill

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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