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 results indicate that malaria, one of the oldest and most persistent infectious diseases affecting humans, played a major role in shaping settlement patterns.

From Science Daily • May 3, 2026

The statement added that it came "after 140 days of arbitrary detention and the persistent denial of specialised healthcare".

From BBC • May 2, 2026

It’s hardly the makings of a global depression, but it will surely deliver more persistent pain than markets are currently pricing in.

From Barron's • May 1, 2026

A measure of prices jumped to a nearly four-year high in a sign of persistent inflation.

From MarketWatch • May 1, 2026

“You’re persistent, I’ll give you that. I think we should wait another year, Nic Nac.”

From "The Manifestor Prophecy" by Angie 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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