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gram-atom

noun, Chemistry
1.
the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element.
Also, gram atom.
Also called gram-atomic mass, gram-atomic weight
[gram-uh-tom-ik, -tom-] /ˈgræm əˈtɒm ɪk, -ˌtɒm-/ (Show IPA)
.
Origin
1895-1900
1895-1900
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for gram atom

gram atom

noun
1.
an amount of an element equal to its atomic weight expressed in grams: now replaced by the mole See mole4
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
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