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thylakoid

noun
thy·​la·​koid | \ ˈthÄ«-lÉ™-ËŒkȯid How to pronounce thylakoid (audio) \

Definition of thylakoid

: any of the membranous disks of lamellae within plant chloroplasts that are composed of protein and lipid and are the sites of the photochemical reactions of photosynthesis

Examples of thylakoid in a Sentence

Recent Examples on the Web

 Spinach is a source of thylakoids, the chlorophyll-bearing parts of green leaves. — Lisa Drayer, CNN, "Foods that can suppress appetite, aid weight loss," 8 Mar. 2018

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

First Known Use of thylakoid

1962, in the meaning defined above

History and Etymology for thylakoid

International Scientific Vocabulary thylak- (from Greek thylakos sack) + -oid

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More from Merriam-Webster on thylakoid

Britannica.com: Encyclopedia article about thylakoid

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