tentacle

play
noun ten·ta·cle \ˈten-ti-kəl\

Definition of tentacle

  1. 1 :  any of various elongate flexible usually tactile or prehensile processes borne by animals and especially invertebrates chiefly on the head or about the mouth

  2. 2a :  something that resembles a tentacle especially in or as if in grasping or feeling out corruption spreading its tentaclesb :  a sensitive hair or emergence on a plant (such as the sundew)

tentacled

play \-kəld\ adjective

Examples of tentacle in a Sentence

  1. The corporation's tentacles are felt in every sector of the industry.

  2. the tentacles of organized crime

Recent Examples of tentacle from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tentacle'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of tentacle

New Latin tentaculum, from Latin tentare to feel, touch — more at tempt


TENTACLE Defined for English Language Learners

tentacle

play
noun

Definition of tentacle for English Language Learners

  • : one of the long, flexible arms of an animal (such as an octopus) that are used for grabbing things and moving

  • tentacles : power or influence that reaches into many areas


TENTACLE Defined for Kids

tentacle

play
noun ten·ta·cle \ˈten-tə-kəl\

Definition of tentacle for Students

  1. :  one of the long thin flexible parts that stick out around the head or the mouth of an animal (as a jellyfish or sea anemone) and are used especially for feeling or grasping


Medical Dictionary

tentacle

play
noun ten·ta·cle \ˈtent-i-kəl\

Medical Definition of tentacle

  1. :  any of various elongate flexible usually tactile or prehensile processes borne by animals chiefly on the head or about the mouth; especially :  one of the threadlike processes bearing nematocysts that hang down from the margin of the umbrella of many jellyfishes



Seen and Heard

What made you want to look up tentacle? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

sad or melancholy

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!