- noting two points in a plane such that the line segment joining the points is bisected by an axis: Points (1, 1) and (1, −1) are symmetrical with respect to the x-axis.
- noting a set consisting of pairs of points having this relation with respect to the same axis.
- noting two points in a plane such that the line segment joining the points is bisected by a point or center: The points (1, 1) and (−1, −1) are symmetrical with respect to (0, 0).
- noting a set consisting of pairs of points having this relation with respect to the same center.
- noting a square matrix that is equal to its transpose.
- noting a dyad or dyadic that is equal to its conjugate.
- noting a relation in which one element in relation to a second implies the second in relation to the first.
- divisible into two similar parts by more than one plane passing through the center; actinomorphic.
- (of a flower) having the same number of parts in each whorl.
- having a structure that exhibits a regular repeated pattern of the component parts.
- noting a benzene derivative in which three substitutions have occurred at alternate carbon atoms.
Examples from the Web for symmetric
And over this rich vitality and this symmetric mechanism now reigned only, with the animal life, the mind.A Strange Story, Complete|Edward Bulwer-Lytton
In symmetric folds (Figs. 169 and 180) the dips of the rocks on each side the axis of the fold are equal.
In some fishes with vertebrated tail fins the fin is symmetric (Fig. 300), and this seems to be the primitive type.
Secondary manifestations are usually bilateral, and often symmetric in configuration and distribution.
General Couch's corps occupies a crescent-shaped valley—a symmetric natural amphitheater.The Secret Service.|Albert D. Richardson
British Dictionary definitions for symmetric (1 of 2)
British Dictionary definitions for symmetric (2 of 2)
- (of two points) capable of being joined by a line that is bisected by a given point or bisected perpendicularly by a given line or planethe points ( x, y ) and ( –x, –y ) are symmetrical about the origin
- (of a configuration) having pairs of points that are symmetrical about a given point, line, or planea circle is symmetrical about a diameter
- (of an equation or function of two or more variables) remaining unchanged in form after an interchange of two variablesx + y = z is a symmetrical equation