First Known Use: circa 1875
Dictionary
pyrenoid
noun py·re·noid \pī-ˈrē-ˌnȯid, ˈpī-rə-\
Definition of PYRENOID
: a protein body in the chloroplasts of algae and hornworts that is involved in carbon fixation and starch formation and storage
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Origin of PYRENOID
International Scientific Vocabulary, from New Latin pyrena stone of a fruit, from Greek pyrēn; akin to Greek pyros wheat grain, wheat — more at furze
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