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plasm

 - 15 dictionary results

plasm-

var. of plasmo- before a vowel: plasmapheresis.

-plasm

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

Origin:
comb. form repr. Gk plásma. See plasma

plas⋅ma

[plaz-muh]
–noun
1. Anatomy, Physiology. the liquid part of blood or lymph, as distinguished from the suspended elements.
2. Cell Biology. cytoplasm.
3. whey.
4. a green, faintly translucent chalcedony.
5. Physics. a highly ionized gas containing an approximately equal number of positive ions and electrons.
Also, plasm [plaz-uhm] for defs. 1–3.


Origin:
1705–15; < LL < Gk plásma something molded or formed, akin to plássein to form, mold. See plastic


plas⋅mat⋅ic [plaz-mat-ik] , plasmic, adjective

plasmo-

a combining form representing plasma or cytoplasm in compound words: plasmolysis.
Also, especially before a vowel, plasm-.


Origin:
comb. form, repr. Gk plásma. See plasma, -o-
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To plasm
germ plasm  
n.  
  1. The cytoplasm of a germ cell, especially that part containing the chromosomes.

  2. Germ cells as distinguished from other body cells.

  3. Hereditary material; genes. Also called plasm.

plasm   (plāz'əm)   
n.  
  1. See germ plasm.

  2. Variant of plasma.

plas·ma   (plāz'mə)   
n.  
    1. The clear, yellowish fluid portion of blood, lymph, or intramuscular fluid in which cells are suspended. It differs from serum in that it contains fibrin and other soluble clotting elements.

    2. Blood plasma.

  1. Medicine Cell-free, sterilized blood plasma, used in transfusions.

  2. Protoplasm or cytoplasm.

  3. The fluid portion of milk from which the curd has been separated by coagulation; whey.

  4. Physics An electrically neutral, highly ionized gas composed of ions, electrons, and neutral particles. It is a phase of matter distinct from solids, liquids, and normal gases.


[New Latin, from Late Latin, image, figure, from Greek, from plassein, to mold; see pelə-2 in Indo-European roots.]
plas·mat'ic (plāz-māt'ĭk), plas'mic (-mĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: plasm
Pronunciation: 'plaz-&m
Function: noun
: PLASMA —see GERM PLASM

Main Entry: plas·ma
Pronunciation: 'plaz-m&
Function: noun
1 a : the fluid part especially of blood, lymph, or milk that is distinguishedfrom suspended material —see BLOOD PLASMA b : the juice that can be expressed from muscle
2 : PROTOPLASM
3 : a mixture of starch and gel used as an ointment base
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
Cite This Source
Medical Dictionary

plasm (plāz'əm)
n.
Germ plasm.

plasm- pref.
Variant of plasmo-.

-plasm suff.
Material forming cells or tissue: cytoplasm.

plasma plas·ma (plāz'mə) or plasm (plāz'əm)
n.

  1. The clear, yellowish fluid portion of blood, lymph, or intramuscular fluid in which cells are suspended.

  2. Cell-free, sterilized blood plasma, used in transfusions.

  3. Protoplasm or cytoplasm.


plas·mat'ic (plāz-māt'ĭk) or plas'mic (-mĭk) adj.

plasmo- or plasm-
pref.
Plasma: plasmin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
plasma   (plāz'mə)  Pronunciation Key 
  1. See blood plasma.

  2. Protoplasm or cytoplasm.

  3. One of four main states of matter, similar to a gas, but consisting of positively charged ions with most or all of their detached electrons moving freely about. Plasmas are produced by very high temperatures, as in the Sun and other stars, and also by the ionization resulting from exposure to an electric current, as in a fluorescent light bulb or a neon sign. See more at state of matter.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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