symmetry

symmetry is a Noun

Definition:

[1] 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; the union and conformity of the members of a work to the whole.

[2] The law of likeness; similarity of structure; regularity in form and arrangement; orderly and similar distribution of parts, such that an animal may be divided into parts which are structurally symmetrical.

[3] Equality in the number of parts of the successive circles in a flower.

[4] Likeness in the form and size of floral organs of the same kind; regularity. Axis of symmetry. (Geom.) See under Axis. -- Respective symmetry, that disposition of parts in which only the opposite sides are equal to each other.