- plane geometry
- noun Date: 1747 a branch of elementary geometry that deals with plane figures

*New Collegiate Dictionary.
2001.*

- plane geometry
- noun Date: 1747 a branch of elementary geometry that deals with plane figures

*New Collegiate Dictionary.
2001.*

**Plane geometry**— Plane Plane, a. [L. planus: cf. F. plan. See {Plan}, a.] Without elevations or depressions; even; level; flat; lying in, or constituting, a plane; as, a plane surface. [1913 Webster] Note: In science, this word (instead of plain) is almost… … The Collaborative International Dictionary of English**plane geometry**— n. the branch of geometry dealing with plane figures … English World dictionary**Plane geometry**— In mathematics, plane geometry may mean:*geometry of a plane, *geometry of the Euclidean plane,or sometimes a plane is any flat surface that extends without end in all directions.*geometry of a projective plane, most commonly the real projective… … Wikipedia**plane geometry**— noun the geometry of 2 dimensional figures • Topics: ↑mathematics, ↑math, ↑maths • Hypernyms: ↑geometry * * * noun : a branch of elementary geometry that deals with plane figures * * * Math. the geometry of figures whose parts all lie in one… … Useful english dictionary**plane geometry**— plane′ geom′etry n. math. the geometry of figures whose parts all lie in one plane • Etymology: 1740–50 … From formal English to slang**plane geometry**— plane ge.ometry n [U] the study of lines, shapes etc that are ↑two dimensional (=with measurements in only two directions, not three) … Dictionary of contemporary English**Plane (geometry)**— Two intersecting planes in three dimensional space In mathematics, a plane is a flat, two dimensional surface. A plane is the two dimensional analogue of a point (zero dimensions), a line (one dimension) and a space (three dimensions). Planes can … Wikipedia**plane geometry**— Math. the geometry of figures whose parts all lie in one plane. [1740 50] * * * … Universalium**plane geometry**— /pleɪn dʒiˈɒmətri/ (say playn jee omuhtree) noun the geometry of figures whose parts all lie in one plane … Australian English dictionary**plane geometry**— field in geometry that deals with one dimensional figures … English contemporary dictionary