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allotrope

[al-uh-trohp]
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noun Chemistry.
  1. one of two or more existing forms of an element: Graphite and diamond are allotropes of carbon.

Origin of allotrope

First recorded in 1885–90; allo- + -trope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for allotrope

allotrope

noun
  1. any of two or more physical forms in which an element can existdiamond and graphite are allotropes of carbon
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 allotrope

n.

1847, back-formation from allotropy "variation of physical properties without change of substance," from allo- + -tropy "manner" (see -trope). Related: Allotropic.

Online Etymology Dictionary, © 2010 Douglas Harper

allotrope in Medicine

allotrope

(ălə-trōp′)
n.
  1. A structurally differentiated form of an element that exhibits allotropism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

allotrope in Science

allotrope

[ălə-trōp′]
  1. Any of several crystalline forms of a chemical element. Charcoal, graphite, and diamond are all allotropes of carbon.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.