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Pronunciation: sen′trē-ōl

Definition: Tubular structures, 150 nm by 300–500 nm, with a wall having nine triple microtubules, usually seen as paired organelles lying in the cytocentrum; centrioles may be multiple and numerous in some cells, such as the giant cells of bone marrow.

[G. kentron, a point, center]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.