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-plasm

  1. a combining form with the meanings “living substance,” “tissue,” “substance of a cell,” used in the formation of compound words: endoplasm; neoplasm; cytoplasm.
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Origin of -plasm

combining form representing Greek plásma. See plasma
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for -plasm

-plasm

n combining form
  1. (in biology) indicating the material forming cellsprotoplasm; cytoplasm
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Derived Forms-plasmic, adj combining form

Word Origin for -plasm

from Greek plasma something moulded; see plasma
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for -plasm

word-forming element meaning "a growth, a development; something molded," from Greek -plasma, from plasma "something molded or created" (see plasma).

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Online Etymology Dictionary, © 2010 Douglas Harper
-plasm in Medicine

-plasm

suff.
  1. Material forming cells or tissue:cytoplasm.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.