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Synonyms

centriole

American  
[sen-tree-ohl] / ˈsɛn triˌoʊl /

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 British  
/ ˈsɛntrɪˌəʊl /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
centriole Scientific  
/ 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 meiosis mitosis

Etymology

Origin of centriole

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Until a few years ago, it was impossible to visualise the structure of the centriole in detail.

From Science Daily • Apr. 10, 2024

This work, published in the journal Cell, elucidates the complexities of centriole assembly.

From Science Daily • Apr. 10, 2024

All eukaryotes have the exact same set of organelles familiar to anyone who has studied cell biology: nucleus, nucleolus, ribosomes, rough and smooth endoplasmic reticulum, Golgi apparatus, cytoskeleton, lysosome and centriole.

From Scientific American • Jun. 13, 2022

Each centriole is a cylinder made up of nine triplets of microtubules.

From Textbooks • Jun. 9, 2022

Each centriole is a cylinder of nine triplets of microtubules.

From Textbooks • Jun. 9, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.