Meaning of SYMMETRY in English

SYMMETRY

n. (pl. -ies)

1. a correct proportion of the parts of a thing; balance, harmony. b beauty resulting from this.

2 a a structure that allows an object to be divided into parts of an equal shape and size and similar position to the point or line or plane of division. b the possession of such a structure. c approximation to such a structure.

3 the repetition of exactly similar parts facing each other or a centre.

4 Bot. the possession by a flower of sepals and petals and stamens and pistils in the same number or multiples of the same number.

Derivatives:

symmetric adj. symmetrical adj. symmetrically adv. symmetrize v.tr. (also -ise).

Etymology: obs. F symm{eacute}trie or L summetria f. Gk (as SYN-, metron measure)

Oxford English vocab.      Оксфордский английский словарь.