Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “tentacle”


noun [C]     /ˈten.tə.kl̩/ US  /-t̬ə-/
one of the long , thin parts like arms of some sea creatures , used for feeling and holding things, catching food , or moving Miscellaneous animal body parts
(Definition of tentacle noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of tentacle

Definitions of “tentacle” in other dictionaries

Word of the Day

as husband and wife

in the same way as two people who are married

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More