Sȳm'me-try, n.

[Fr. symétrie, Sp. simetria, It. simmetria, Lat. symmetria, Gr. συμμετρία, from σύν, with, together, and μέτρον, measure.] A due proportion of the several parts of a body to each other; adaptation of the form or dimensions of the several parts of a thing to each other; or the union and conformity of the members of a work to the whole.

Respective symmetry, that disposition of parts in which only the opposite sides are equal to each other. — Uniform symmetry (Arch.), that disposition of parts in which the same ordonnance reigns throughout the whole.