'Stoichiometry' definitions:

Definition of 'stoichiometry'

(from WordNet)
noun
(chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)

Definition of 'Stoichiometry'

From: GCIDE
  • Stoichiometry \Stoi`chi*om"e*try\, n. [Gr. ? a first principle, or element + -metry.] The art or process of calculating the atomic proportions, combining weights, and other numerical relations of chemical elements and their compounds. [1913 Webster]