or symmetric adjective Date: 1653 1. having, involving, or exhibiting symmetry 2. having corresponding points whose connecting lines are bisected by a given point or perpendicularly bisected by a given line or plane <
symmetrical curves
3. (symmetric) being such that the terms or variables may be interchanged without altering the value, character, or truth <
symmetric equations
R is a symmetric relation if aRb implies bRa
4. a. capable of division by a longitudinal plane into similar halves <
symmetrical plant parts
b. having the same number of members in each whorl of floral leaves <
symmetrical flowers
5. affecting corresponding parts simultaneously and similarly <
symmetrical rash
6. exhibiting symmetry in a structural formula; especially being a derivative with groups substituted symmetrically in the molecule • symmetrically adverbsymmetricalness noun

New Collegiate Dictionary. 2001.


Look at other dictionaries:

  • Symmetrical — Sym*met ric*al, a. [Cf. F. sym[ e]trique. See {Symmetry}.] 1. Involving or exhibiting symmetry; proportional in parts; having its parts in due proportion as to dimensions; as, a symmetrical body or building. [1913 Webster] 2. (Biol.) Having the… …   The Collaborative International Dictionary of English

  • symmetrical — index coequal, coextensive, equal, regular (orderly) Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • symmetrical — 1570s (implied in symmetrically), from SYMMETRY (Cf. symmetry) + ICAL (Cf. ical) …   Etymology dictionary

  • symmetrical — [adj] well proportioned balanced, commensurable, commensurate, equal, in proportion, proportional, regular, shapely, well formed; concepts 480,485,579 Ant. asymmetrical, different, disproportioned, irregular, uneven, unsymmetrical …   New thesaurus

  • symmetrical — tread is the most common tread design. Both halves of the tread face are the same design. It does not matter which side faces out. See asymmetrical Tread directional tire …   Dictionary of automotive terms

  • symmetrical — ► ADJECTIVE ▪ made up of exactly similar parts facing each other or around an axis; showing symmetry. DERIVATIVES symmetric adjective symmetrically adverb …   English terms dictionary

  • symmetrical — [si me′tri kəl] adj. [ SYMMETR(Y) + ICAL] having or showing symmetry; specif., a) Bot. that can be divided into similar halves by a plane passing through the center; also, having the same number of parts in each whorl of leaves: said of a flower… …   English World dictionary

  • symmetrical — symmetrically, adv. symmetricalness, n. /si me tri keuhl/, adj. 1. characterized by or exhibiting symmetry; well proportioned, as a body or whole; regular in form or arrangement of corresponding parts. 2. Geom. a. noting two points in a plane… …   Universalium

  • symmetrical — (also symmetric) adj. VERBS ▪ appear, be, look ▪ become ADVERB ▪ highly ▪ highly s …   Collocations dictionary

  • symmetrical — adj. symmetrical to, with * * * [sɪ metrɪk(ə)l] with symmetrical to …   Combinatory dictionary

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