gram equivalent

noun Chemistry.
See under equivalent weight.

1895–1900 Unabridged

equivalent weight

noun Chemistry.
the combining power, especially in grams (gram equivalent) of an element or compound, equivalent to hydrogen as a standard of 1.00797 or oxygen as a standard of 8; the atomic weight divided by the valence.

1925–30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
equivalent weight
Also called: gram equivalent the weight of an element or compound that will combine with or displace 8 grams of oxygen or 1.007 97 grams of hydrogen

gram equivalent or gram-equivalent weight
an amount of a substance equal to its equivalent weight expressed in grams
gram-equivalent weight or gram-equivalent weight

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

gram equivalent n.

  1. The weight of a substance, usually in grams, that combines or reacts with a standard weight of a reference element or compound.

  2. The atomic or molecular weight in grams of an atom or group of atoms involved in a reaction divided by the valence.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
For alkalinity, the gram equivalent weight is entered.
For this report, prices were subsequently converted to a per-gram equivalent.
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