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molecular weight

   Also found in: Medical, Legal, Financial, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.06 sec.
molecular weight
n. Abbr. mol. wt.
The sum of the atomic weights of all the atoms in a molecule. Also called formula weight.
molecular weight
Noun
Chem the sum of all the atomic weights of the atoms in a molecule
molecular weight
The sum of the atomic weights of the atoms contained in a molecule. Also called relative molecular mass.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.molecular weight - (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
relative molecular mass
mass - the property of a body that causes it to have weight in a gravitational field
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions


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