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plastid definition

plas·tid (plastid)

noun

any of several specialized protoplasmic structures occurring in the cytoplasm of some plant cells, in which starch, oil, protein, pigment, etc. are stored

Etymology: Ger plastiden (pl.) < Gr plastides, pl. of plastis, fem. of plastēs, molder < plassein, to form: see plastic

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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