gram-atomic weight

noun

gram-atom·​ic weight ˈgram-ə-ˈtä-mik- 

: the mass of one mole of an element equal in grams to the atomic weight

called also gram-atom

Word History

First Known Use

1927, in the meaning defined above

Medical Definition

gram-atomic weight

noun

gram-atom·​ic weight

variants also British gramme-atomic weight

-ə-ˈtäm-ik- 

: the mass of one mole of a chemical element equal in grams to the element's atomic weight