cytoplasm

noun
cy·​to·​plasm | \ ˈsī-tə-ˌpla-zəm How to pronounce cytoplasm (audio) \

Definition of cytoplasm

: the organized complex of inorganic and organic substances external to the nuclear membrane of a cell and including the cytosol and membrane-bound organelles (such as mitochondria or chloroplasts) — see cell illustration

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Other Words from cytoplasm

cytoplasmic \ ˌsī-​tə-​ˈplaz-​mik How to pronounce cytoplasm (audio) \ adjective
cytoplasmically \ ˌsī-​tə-​ˈplaz-​mi-​k(ə-​)lē How to pronounce cytoplasm (audio) \ adverb

Examples of cytoplasm in a Sentence

Recent Examples on the Web Studies indicate that inside the cells of a developing bird feather, the beta-keratin starts out distributed in the watery cytoplasm. Viviane Callier, The Atlantic, 20 June 2021 Grabenstein explained that if the cell were a chicken egg, the nucleus would be the yolk and the cytoplasm – the area outside of the nucleus where other cellular structures like the mitochondria are found – would be the white of the egg. Miriam Fauzia, USA TODAY, 15 June 2021 Jenkins suspected that this stabilizing mechanism might involve the organisms’ RNA because his colleagues had noticed many regions of strong similarity between host and symbiont transcripts floating around in the cytoplasm. Quanta Magazine, 7 June 2021 The mRNA in the vaccines enters the cell's cytoplasm, attaches to a ribosome, and is translated into the spike protein. Stacy Ryburn, Arkansas Online, 29 Apr. 2021 Now the cytoplasm isn’t just an open swimming pool. Marina Starleaf Riker, ExpressNews.com, 29 Dec. 2020 Only later are the cytoplasm and its contents partitioned into different cells. Quanta Magazine, 9 Sep. 2020 For nearly every animal on Earth, any changes made to the DNA are transmitted from the cell nucleus by messenger RNA to the cytoplasm, the part of the cell that makes proteins. Eric Niiler, Wired, 24 Mar. 2020 This looks, a cell at a time, at the messenger molecules which carry instructions from a cell’s nucleus to the protein-making machinery in its cytoplasm. The Economist, 22 Feb. 2020

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

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First Known Use of cytoplasm

1857, in the meaning defined above

History and Etymology for cytoplasm

International Scientific Vocabulary

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Learn More About cytoplasm

Time Traveler for cytoplasm

Time Traveler

The first known use of cytoplasm was in 1857

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Statistics for cytoplasm

Last Updated

30 Jun 2021

Cite this Entry

“Cytoplasm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cytoplasm. Accessed 24 Jul. 2021.

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More Definitions for cytoplasm

cytoplasm

noun
cy·​to·​plasm | \ ˈsī-tə-ˌpla-zəm How to pronounce cytoplasm (audio) \

Kids Definition of cytoplasm

: the jellylike material that fills most of the space in a cell and surrounds the nucleus

cytoplasm

noun
cy·​to·​plasm | \ ˈsīt-ə-ˌplaz-əm How to pronounce cytoplasm (audio) \

Medical Definition of cytoplasm

: the organized complex of inorganic and organic substances external to the nuclear membrane of a cell and including the cytosol and membrane-bound organelles (as mitochondria or chloroplasts)

Other Words from cytoplasm

cytoplasmic \ ˌsīt-​ə-​ˈplaz-​mik How to pronounce cytoplasm (audio) \ adjective
cytoplasmically \ -​mi-​k(ə-​)lē How to pronounce cytoplasm (audio) \ adverb

More from Merriam-Webster on cytoplasm

Nglish: Translation of cytoplasm for Spanish Speakers

Britannica.com: Encyclopedia article about cytoplasm

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