plane of symmetry
1plane of symmetry — 1. : a plane through a crystal that divides the crystal into two parts that are mirror images of each other 2. : a vertical fore and aft plane that divides an airplane into symmetrical halves * * * plane of symmetry, a vertical plane that divides …
2plane of symmetry — The median plane dividing a bilaterally symmetrical animal into two halves that are mirror images of each other …
3principal plane of symmetry — a plane of symmetry in a crystal that includes two or more axes of symmetry …
4Symmetry — For other uses, see Symmetry (disambiguation) …
5symmetry — /sim i tree/, n., pl. symmetries. 1. the correspondence in size, form, and arrangement of parts on opposite sides of a plane, line, or point; regularity of form or arrangement in terms of like, reciprocal, or corresponding parts. 2. the proper or …
6Symmetry in biology — For other uses, see Symmetry (disambiguation) and Bilateral (disambiguation). Bilateral symmetry redirects here. For bilateral symmetry in mathematics, see reflection symmetry. The elaborate patterns on the wings of butterflies are one example of …
7Symmetry (biology) — Bilateral symmetry redirects here. For bilateral symmetry in mathematics, see reflection symmetry. Symmetry in biology is the balanced distribution of duplicate body parts or shapes. The body plans of most multicellular organisms exhibit some… …
8plane symmetry — noun Etymology: plane (IV) : symmetry with respect to a plane …
9Plane symmetry — means a symmetry of a pattern in the Euclidean plane; that is, a transformation of the plane that carries any directioned lines to lines and preserves many different distances. If one has a pattern in the plane, the set of plane symmetries that… …
10symmetry — [sim′ə trē] n. pl. symmetries [< MFr or L: MFr symmetrie (now symétrie) < L symmetria < Gr < symmetros, measured together < syn , together + metron, a MEASURE] 1. similarity of form or arrangement on either side of a dividing line… …
