WordReference Random House Unabridged Dictionary of American English © 2026
gram at′om, [Chem.]
    the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element. Also called gram-a•tomic weight  (gramə tomik, -tom′-).USA pronunciation Cf. Avogadro's number.
    • 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
gram atom, gram-atomic weight n
  1. an amount of an element equal to its atomic weight expressed in grams: now replaced by the mole
    See mole4
'gram atom' also found in these entries (note: many are not synonyms or translations):

Forum discussions with the word(s) "gram atom" in the title:


Look up "gram atom" at Merriam-Webster
Look up "gram atom" at dictionary.com
  • Go to Preferences page and choose from different actions for taps or mouse clicks.

In other languages: Spanish | French | Italian | Portuguese | Romanian | German | Dutch | Swedish | Russian | Polish | Czech | Greek | Turkish | Chinese | Japanese | Korean | Arabic

Advertisements
Advertisements
Report an inappropriate ad.
WordReference.com
WORD OF THE DAY
GET THE DAILY EMAIL!