Definition of tentacle
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
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)
tentacledplay \-kəld\ adjective
Examples of tentacle in a Sentence
The corporation's tentacles are felt in every sector of the industry.
the tentacles of organized crime
Recent Examples of tentacle from the Web
Jennifer Allen chews scenery and whips her tentacles around as Ursula.
Just as octopi appear to outsource information-processing tasks to their tentacles, or crickets to their tracheal tubes, perhaps spiders outsource information processing to objects outside of their bodies—their webs.
This summer, SeaWorld will open Ocean Explorer, a new land with five child-friendly rides, including a three-minute mini-submarine ride to explore undersea life and a swing ride where kids fly suspended from giant jellyfish tentacles.
The company had its tentacles seemingly everywhere: booking bands, producing movies, distributing TV shows and representing talent.
Outtakes, documentaries, comic archives, and pop-up factoids (such as Tobey Maguire is a vegetarian) join more featurettes than Doc Oc can shake a tentacle at.
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.
TENTACLE Defined for English Language Learners
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
Definition of tentacle for Students
: 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 Definition of tentacle
: 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).