centriole

[ sen-tree-ohl ]

noun

, Cell Biology.

1. a small, cylindrical cell organelle, seen near the nucleus in the cytoplasm of most eukaryotic cells, that divides in perpendicular fashion during mitosis, the new pair of centrioles moving ahead of the spindle to opposite poles of the cell as the cell divides: identical in internal structure to a basal body.

centriole

/ ˈsɛntrɪˌəʊl /

noun

1. either of two rodlike bodies in most animal cells that form the poles of the spindle during mitosis

centriole

/ sĕn′trē-ōl′ /

1. Either of a pair of cylinder-shaped bodies found in the centrosome of most eukaryotic organisms other than plants. During cell division (both mitosis and meiosis), the centrioles move apart to help form the spindle, which then distributes the chromosomes in the dividing cell.
2. See more at cell

Word History and Origins

Origin of centriole¹

First recorded in 1895–1900; centri- + -ole ¹

Word History and Origins

Origin of centriole¹

C19: from New Latin centriolum, diminutive of Latin centrum centre

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