— noun a) The state or characteristic of being within the same plane. Gliese 876 affords us by far our most detailed and accurate map of any extrasolar planetary system in the solar neighborhood, and . . . it is reassuring to see a kinship in the… … Wiktionary

**coplanarity** — noun see coplanar * * * coplanarity /kō plān arˈi ti/ noun • • • Main Entry: ↑coplanar … Useful english dictionary

**coplanarity** — noun see coplanar … New Collegiate Dictionary

**Coplanarity** — In geometry, a set of points in space is coplanar if all the points lie in the same geometric plane. For example, three distinct points are always coplanar; but a fourth point or more added in space can exist in another plane, incoplanarly.… … Wikipedia

**coplanarity** — co·planarity … English syllables

**coplanar** — coplanarity, n. /koh play neuhr/, adj. Math. being or operating in the same plane. [1860 65; CO + planar < LL planaris; see PLANE1, AR1] * * * … Universalium

**Relation (mathematics)** — This article sets out the set theoretic notion of relation. For a more elementary point of view, see binary relations and triadic relations. : For a more combinatorial viewpoint, see theory of relations. In mathematics, especially set theory, and … Wikipedia

**coplanar** — adjective Date: 1853 lying or acting in the same plane • coplanarity noun … New Collegiate Dictionary

**Triton (moon)** — Triton Voyager 2 photomosaic of Triton s sub Neptunian hemisphere. The bright, slightly pinkish, south polar cap at bottom is composed of nitrogen and methane ice and is streaked by dust deposits left by nitrogen gas geysers. The mostly darker… … Wikipedia

**Polythiophene** — The monomer repeat unit of unsubstituted polythiophene … Wikipedia