centriole

noun

cen·​tri·​ole ˈsen-trē-ˌōl How to pronounce centriole (audio)
: one of a pair of cellular organelles that occur especially in animals, are found near the nucleus, function in the formation of the spindle (see spindle entry 1 sense 2a) fibers during cell division, and consist of a cylinder with nine microtubules arranged peripherally in a circle see cell illustration

Examples of centriole in a Sentence

Recent Examples on the Web Larger cells lack flagella and instead use the centrioles full time for cell division. Elizabeth Pennisi, Science | AAAS, 28 June 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'centriole.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

German Zentriol, from Zentrum center

First Known Use

1895, in the meaning defined above

Time Traveler
The first known use of centriole was in 1895

Dictionary Entries Near centriole

Cite this Entry

“Centriole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/centriole. Accessed 20 Jul. 2024.

Kids Definition

centriole

noun
cen·​tri·​ole ˈsen-trē-ˌōl How to pronounce centriole (audio)
: one of a pair of minute bodies that are located next to the nucleus of a cell, are important in cell division, and consist of a cylinder-shaped central part surrounded by a circle of nine tiny tubes

Medical Definition

centriole

noun
cen·​tri·​ole ˈsen-trē-ˌōl How to pronounce centriole (audio)
: one of a pair of cellular organelles that occur especially in animals, are found near the nucleus, function in the formation of the spindle apparatus during cell division, and consist of a cylinder with nine microtubules arranged peripherally in a circle

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