Definition of contractile vacuole in English:

contractile vacuole

Syllabification: con·trac·tile vac·u·ole

noun

Zoology
  • A vacuole in some protozoans that expels excess liquid on contraction.
    More example sentences
    • The cytoplasm contains, in addition to digestive vacuoles, contractile vacuoles which probably function in the control of osmotic pressures.
    • The amount of contractile vacuoles can tailor in accordance with suctorian species, age and size.
    • The purpose of the contractile vacuole is to expel excess water from the cell, preventing the cell from swelling up.

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little