microtubule

noun
mi·​cro·​tu·​bule | \ ˌmī-krō-ˈtü-(ˌ)byül How to pronounce microtubule (audio) , -ˈtyü- \

Definition of microtubule

: any of the minute tubules in eukaryotic cytoplasm that are composed of the protein tubulin and form an important component of the cytoskeleton, mitotic spindle, cilia, and flagella

Other Words from microtubule

microtubular \ ˌmī-​krō-​ˈtü-​byə-​lər How to pronounce microtubule (audio) , -​ˈtyü-​ \ adjective

Examples of microtubule in a Sentence

Recent Examples on the Web Within these boundaries, the microtubules organized themselves, ultimately producing compartments that closely resembled those formed under the guidance of sperm centrosomes. Quanta Magazine, 2 Jan. 2020 Specifically, adding a GTP (guanosine triphosphate) monomer to a microtubule corresponds to a car parking after the right-most car in the idealized lot. Jennifer Ouellette, Wired, 3 Oct. 2019 Specifically, adding a GTP (guanosine triphosphate) monomer to a microtubule corresponds to a car parking after the rightmost car in the idealized lot. Jennifer Ouellette, Ars Technica, 26 Sep. 2019 Fisher’s hypothesis faces the same daunting obstacle that has plagued microtubules: a phenomenon called quantum decoherence. Jennifer Ouellette, Quanta Magazine, 2 Nov. 2016 The researchers also developed an imaging technique to isolate—and actually see—a thin slice of microtubule growth amid the visual clutter of background molecules. Scientific American, 9 Aug. 2019 In a paper published in May, the scientists show how different proteins coordinate in a cell to seed the growth of each microtubule. Scientific American, 9 Aug. 2019 Typically, a cell is genetically modified to produce a fluorescent protein that attaches itself to specific subcellular structures, like mitochondria or microtubules. Quanta Magazine, 24 July 2019 Theorists, including Ramaswamy, had predicted that such alignment and defects would emerge in active-matter systems under certain conditions, and they had been seen in crystals made from rod-shaped cellular components called microtubules. Quanta Magazine, 16 June 2019 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microtubule.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of microtubule

1961, in the meaning defined above

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Time Traveler for microtubule

Time Traveler

The first known use of microtubule was in 1961

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Dictionary Entries Near microtubule

microtron

microtubule

microtylote

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Cite this Entry

“Microtubule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microtubule. Accessed 18 Aug. 2022.

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More Definitions for microtubule

microtubule

noun
mi·​cro·​tu·​bule | \ ˌmī-krō-ˈt(y)ü-(ˌ)byü(ə)l How to pronounce microtubule (audio) \

Medical Definition of microtubule

: any of the minute tubules in eukaryotic cytoplasm that are composed of the protein tubulin and form an important component of the cytoskeleton, mitotic spindle, cilia, and flagella

Other Words from microtubule

microtubular \ -​byə-​lər How to pronounce microtubule (audio) \ adjective

More from Merriam-Webster on microtubule

Britannica.com: Encyclopedia article about microtubule

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