persistent

[per-sis-tuhnt, -zis-]

adjective

1. persisting, especially in spite of opposition, obstacles, discouragement, etc.; persevering.

   a most annoyingly persistent young man.

   Synonyms: tenacious, pertinacious, indefatigable

2. lasting or enduring tenaciously.

   the persistent aroma of verbena; a persistent cough.

3. constantly repeated; continued.

   persistent noise.

   Synonyms: steady, constant
   Antonyms: sporadic

4. Biology.

   1. continuing or permanent.

   2. having continuity of phylogenetic characteristics.

5. Botany.,  remaining attached beyond the usual time, as flowers, flower parts, or leaves.

persistent

/ pəˈsɪstənt /

adjective

1. showing persistence

2. incessantly repeated; unrelenting

   your persistent questioning

3. (of plant parts) remaining attached to the plant after the normal time of withering

   a fruit surrounded by a persistent perianth

4. zoology

   1. (of parts normally present only in young stages) present in the adult

      persistent gills in axolotls

   2. continuing to grow or develop after the normal period of growth

      persistent teeth

5. (of a chemical, esp when used as an insecticide) slow to break down; not easily degradable

Other Word Forms

• persistently adverb
• nonpersistent adjective
• nonpersistently adverb

Word History and Origins

Origin of persistent¹

First recorded in 1820–30; from Latin persistent- (stem of persistēns ), present participle of persistere “to stand firm, persist”; persist, -ent

Synonym Study

See stubborn.

Example Sentences

In his evidence, Mr Linehan said the complainant's behaviour at the event was "incredibly annoying and persistent".

From BBC

He added that he fired all the members of the vaccine panel because it was “plagued with persistent conflicts of interest.”

From Los Angeles Times

Aslef said its members would walk out on 3 October and refuse to work non-contractual overtime from 21 September because of the company's "persistent refusal" to adhere to guidelines for disciplinary proceedings.

From BBC

The “California model” rested on massive investments in higher education, development of industrial zones in places such as the South Bay and Silicon Valley, and persistent upgrading of basic infrastructure.

From Los Angeles Times

Still, the Dodgers’ inability to beat bad teams has underscored a persistent issue with the club.

From Los Angeles Times

Related Words

• constant 
• continual 
• endless 
• enduring 
• incessant 
• insistent 
• perpetual 
• relentless 
• repeated 
• resolute 
• steadfast 
• steady 
• stubborn 
• tenacious 
• unrelenting 
• unremitting