persistent

If something is persistent, it just won't stop. If you're persistent in your suggestions for a trip to Mexico, maybe your parents will eventually give in and take you there.

Persistent comes from the Latin verb persistere which means "to continue with strength." A persistent salesman refuses to give up. A persistent ringing sound is one that repeats and repeats. Persistent rumors keep circulating, as does a persistent virus. Often something persistent is annoying. The related verb is persist, which means to continue to exist, or to go without stopping.

Definitions of persistent
1

adj stubbornly unyielding

Synonyms:
dogged, dour, pertinacious, tenacious, unyielding
obstinate, stubborn, unregenerate
tenaciously unwilling or marked by tenacious unwillingness to yield

adj never-ceasing

Synonyms:
relentless, unrelenting
continual
occurring without interruption; chiefly restricted to what recurs regularly or frequently in a prolonged and closely spaced series

adj continually recurring to the mind

Synonyms:
haunting
unforgettable
impossible to forget

adj retained; not shed

persistent leaves remain attached past maturity”
“the persistent gills of fishes”
Synonyms:
lasting
Antonyms:
caducous, shed
shed at an early stage of development
deciduous
(of teeth, antlers, etc.) being shed at the end of a period of growth
show more antonyms...

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.