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tenacious Line breaks: ten|acious
Pronunciation: /tɪˈneɪʃəs/

Definition of tenacious in English:


1Tending to keep a firm hold of something; clinging or adhering closely: a tenacious grip
More example sentences
  • They brushed at tenacious bits of clinging greenery.
  • I think that Africa will always hold a tenacious grip on me, and I do feel sad to be leaving my friends.
  • Popular culture has a tenacious grip on most kids, parents, and even us teachers.
firm, tight, fast, clinging;
strong, forceful, powerful, unshakeable, immovable, iron
British claggy;
Scottish & Northern English clarty
1.1Not readily relinquishing a position, principle, or course of action; determined: this tenacious defence of local liberties you’re tenacious and you get at the truth
More example sentences
  • He is a brilliant commentator and tenacious advocate of his position.
  • I was just tenacious and determined and ran all day.
  • They seem tenacious in their determination to get at the truth.
retentive, good;
1.2Persisting in existence; not easily dispelled: a tenacious local legend
More example sentences
  • His rosy view has proved remarkably tenacious.
  • These hardy and tenacious insects have lived on the planet for 400 million years.
  • The tribal loyalties of some hostel residents have proved tenacious.


Early 17th century: from Latin tenax, tenac- (from tenere 'to hold') + -ious.



Pronunciation: /tɪˈneɪʃəsli/
Example sentences
  • She has tenaciously held on to her No 1 spot in the rankings.
  • He is tenaciously clinging to life and he feels healthy for the first time in years.
  • They cursed the conditions in which they served, but they tenaciously kept going, day after day.


Pronunciation: /tɪˈneɪʃəsnəs/
Example sentences
  • His determination, tenaciousness and commitment to the game makes him one of our truly great players.
  • Much of this stubborn tenaciousness was inherited from his devoted mother.
  • One never feels that he is wholly approving of the growing tenaciousness of William and Emily's relationship.

Words that rhyme with tenacious

Athanasius, audacious, bodacious, cactaceous, capacious, carbonaceous, contumacious, Cretaceous, curvaceous, disputatious, edacious, efficacious, fallacious, farinaceous, flirtatious, foliaceous, fugacious, gracious, hellacious, herbaceous, Ignatius, loquacious, mendacious, mordacious, ostentatious, perspicacious, pertinacious, pugnacious, rapacious, sagacious, salacious, saponaceous, sebaceous, sequacious, setaceous, spacious, veracious, vexatious, vivacious, voracious

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Pronunciation: fôrˈtisəˌmō
(especially as a direction) very loud or loudly