contractile vacuole

con·trac·tile vac·u·ole

C c

Definitions of contractile vacuole words

noun contractile vacuole a membrane-enveloped cellular organelle, found in many microorganisms, that periodically expands, filling with water, and then contracts, expelling its contents to the cell exterior: thought to be important in maintaining hydrostatic equilibrium. 1
noun contractile vacuole (cell biology) A vacuole that removes waste or excess water. 0

before 1875

One of the 25% newest English words

First recorded in 1875-80

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This term is known only to a narrow circle of people with rare knowledge. Only 2% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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