1. (Math.)
Defn: Any number or quantity in a proportion; as, a mean proportional.
2. (Chem.)
Defn: The combining weight or equivalent of an element. [Obs.]
PROPORTIONALITY
Pro*por`tion*al"i*ty, n. Etym: [Cf. F. proportionnalité.]
Defn: The state of being in proportion. Coleridge.
PROPORTIONALLY
Pro*por"tion*al*ly, adv.
Defn: In proportion; in due degree; adapted relatively; as, all parts of the building are proportionally large. Sir I. Newton.
PROPORTIONATE
Pro*por"tion*ate, a. Etym: [L. proportionatus. See Proportion.]
Defn: Adjusted to something else according to a proportion; proportional. Longfellow. What is proportionate to his transgression. Locke.