|stȯikēə|me.trik adjective
also stoi·chi·o·met·ri·cal -rə̇kəl
Etymology: Greek stoicheion element + English -metric, -metrical
: of, relating to, employed in, or obtained by stoichiometry: as
a. : characterized by or being a chemical composition of definite proportions by weight
the zinc oxide is no longer of stoichiometric composition but contains excess zinc atoms — E.E.Hahn
the coating of lead dioxide obtained on the anode does not correspond to the stoichiometric formula PbO 2 — S.E.Q.Ashley
— compare berthollide , daltonide
b. : characterized by or being a proportion of substances or energy exactly right for a specific chemical reaction with no excess of any reactant or product
combustion is initiated … where the fuel and air are close to the chemically correct or stoichiometric proportion — F.P.Durham
by determining the amount of thrombin formed from known quantities of calcium, one is able to conclude whether the action of the latter is catalytic or stoichiometric — Science
light quanta, like other chemical reactants, enter into the reaction in a stoichiometric manner — J.F.Bonner & A.W.Galston
• stoi·chi·o·met·ri·cal·ly -rə̇k(ə)lē adverb