gram molecular weight


: the mass of one mole of a compound equal in grams to the molecular weight

called also gram-molecule

Word History

First Known Use

circa 1902, in the meaning defined above

Time Traveler
The first known use of gram molecular weight was circa 1902

Dictionary Entries Near gram molecular weight

Cite this Entry

“Gram molecular weight.” Dictionary, Merriam-Webster, Accessed 29 Feb. 2024.

Medical Definition

gram molecular weight

variants also British gramme-molecular weight
: the mass of one mole of a chemical compound equal in grams to the compound's molecular weight

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