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Synonyms

allotrope

American  
[al-uh-trohp] / ˈæl əˌtroʊp /

noun

Chemistry.
  1. one of two or more existing forms of an element.

    Graphite and diamond are allotropes of carbon.


allotrope British  
/ ˈæləˌtrəʊp /

noun

  1. any of two or more physical forms in which an element can exist

    diamond 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

allotrope Scientific  
/ ălə-trōp′ /
  1. Any of several crystalline forms of a chemical element. Charcoal, graphite, and diamond are all allotropes of carbon.


Etymology

Origin of allotrope

First recorded in 1885–90; allo- + -trope

Vocabulary lists containing allotrope

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Why is there no allotrope of silicon with a graphite structure?

From Textbooks Feb. 14, 2019

The most common and most stable allotrope of sulfur is yellow, rhombic sulfur, so named because of the shape of its crystals.

From Textbooks Feb. 14, 2019

White phosphorus is the most reactive allotrope and is very toxic.

From Textbooks Feb. 14, 2019

Take all this stuff, for instance; especially their ability to transform iron into a fluid allotrope, and in that form to use its intra-atomic energy as power.

From Triplanetary by E. E. (Edward Elmer) Smith

Take all this stuff, for instance; especially their ability to transform iron into a fluid allotrope, and in that form to use its atomic—nuclear?—energy as power.

From Triplanetary by E. E. (Edward Elmer) Smith

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