[ am-fuh-ter-ik ]
/ ˌæm fəˈtɛr ɪk /
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capable of functioning either as an acid or as a base.
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Origin of amphoteric
1840–50; <Greek amphóter(os) (comparative of ámphō both; cognate with Latin ambō) + -ic
Words nearby amphoteric
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for amphoteric
In regard to the indications of the amphoteric character of stronger acids, see Chapter XV.
Bodies of this kind are known as "amphoteric electrolytes," since they yield both positive and negative ions, if dissociated.The Chemistry of Plant Life|Roscoe Wilfred Thatcher
British Dictionary definitions for amphoteric
/ (ˌæmfəˈtɛrɪk) /
chem able to function as either a base or an acidAlso: amphiprotic
Word Origin for amphoteric
C19: from Greek amphoteros each of two (from amphō both) + -ic
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
Medical definitions for amphoteric
[ ăm′fə-tĕr′ĭk ]
Having the capacity to react as either an acid or a base.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for amphoteric
[ ăm′fə-tĕr′ĭk ]
Capable of reacting chemically as either an acid or a base. Water, ammonia, and the hydroxides of certain metals are amphoteric.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.