单词 | plasma |
释义 | plasma[ plaz-muh ] / ˈplæz mə / SEE SYNONYMS FOR plasma ON THESAURUS.COM nounAnatomy, Physiology. the liquid part of blood or lymph, as distinguished from the suspended elements. Cell Biology. cytoplasm. whey. a green, faintly translucent chalcedony. Physics. a highly ionized gas containing an approximately equal number of positive ions and electrons. Also plasm [plaz-uhm] /ˈplæz əm/ for defs. 1-3. Origin of plasma1705–15; <Late Latin <Greek plásma something molded or formed, akin to plássein to form, mold. See plastic OTHER WORDS FROM plasmaplas·mat·ic [plaz-mat-ik], /plæzˈmæt ɪk/, plasmic, adjectiveWords nearby plasmaplaque, plash, plashy, -plasia, plasm-, plasma, plasma accelerator globulin, plasma ball, plasmablast, plasma cell, plasma cell leukemia Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for plasmaBritish Dictionary definitions for plasmaplasma plasm/ (ˈplæzmə) / nounthe clear yellowish fluid portion of blood or lymph in which the red blood cells, white blood cells, and platelets are suspended short for blood plasma a former name for protoplasm, cytoplasm physics
a green slightly translucent variety of chalcedony, used as a gemstone a less common term for whey Derived forms of plasmaplasmatic (plæzˈmætɪk) or plasmic, adjectiveWord Origin for plasmaC18: from Late Latin: something moulded, from Greek, from plassein to mould 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 Cultural definitions for plasma (1 of 2)plasma [ (plaz-muh) ] A state of matter in which some or all of the electrons have been torn from their parent atoms. The negatively charged electrons and positively charged ions move independently. notes for plasmaPlasmas are usually associated with very high temperatures — most of the sun is a plasma, for example. Cultural definitions for plasma (2 of 2)plasma [ (plaz-muh) ] The liquid part of blood or lymph. Blood plasma is mainly water; it also contains gases, nutrients, and hormones. The red blood cells, white blood cells, and platelets are all suspended in the plasma of the blood. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Medical definitions for plasma (1 of 2)plasma [ plăz′mə ] n.The clear, yellowish fluid portion of blood, lymph, or intramuscular fluid in which cells are suspended. Cell-free, sterilized blood plasma, used in transfusions. Protoplasm or cytoplasm. Other words from plasmaplas•mat′ic (plăz-măt′ĭk) null adj.Medical definitions for plasma (2 of 2)plasma- pref.Plasma:plasmacrit. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for plasmaplasma [ plăz′mə ] See blood plasma. Protoplasm or cytoplasm. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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