surface plane
91plane — English has five distinct planes, four of which are essentially the same word as plain. These come ultimately from Latin plānus, but preserve its ‘flat’ meanings rather than (like plain) its ‘clear’ meanings. Plane ‘flat surface’ [17] comes from… …
92Plane mirror — A plane mirror is a mirror with a planar reflective surface. For light rays striking a plane mirror, the angle of reflection equals the angle of incidence. Thus a collimated beam of light does not spread out after reflection from a plane mirror,… …
93surface of revolution — a surface held to be formed by the revolution of a plane curve about a line in its plane * * * Math. a surface formed by revolving a plane curve about a given line. [1830 40] * * * surface of revolution, Geometry. a surface which is generated by… …
94Plane table — A plane table is a device used in surveying and related disciplines to provide a solid and level surface on which to make field drawings, charts and maps.HistoryThe first known instrument for directly producing a drawing of a site was developed… …
95plane chart — noun Etymology: plane (V) : a depiction of a small portion of the earth s surface as plane with meridians and parallels of latitude appearing as two systems of straight lines at right angles and all arc degrees as equal * * * plane chart noun A… …
96Plane of flotation — Flotation Flo*ta tion, n. [Cf. F. flottation a floating, flottaison water line, fr. flotter to float. See {Flotilla}.] 1. The act, process, or state of floating. [1913 Webster] 2. The science of floating bodies. [1913 Webster] 3. (Com. & Finance) …
97surface — n. 1) a bumpy; even, smooth; frozen; plane; rough surface 2) below, beneath, under the surface (also fig.) 3) on the surface (also fig.) 4) (misc.) to scratch, skim the surface ( to treat superficially ) * * * [ sɜːfɪs] beneath even frozen …
98Surface of flotation — Flotation Flo*ta tion, n. [Cf. F. flottation a floating, flottaison water line, fr. flotter to float. See {Flotilla}.] 1. The act, process, or state of floating. [1913 Webster] 2. The science of floating bodies. [1913 Webster] 3. (Com. & Finance) …
99Plane (Dungeons & Dragons) — Ethereal plane redirects here. For the mystical concept, see Etheric plane. The planes of the Dungeons Dragons roleplaying game constitutes the multiverse in which the game takes place. In the earliest versions of Dungeons Dragons, the concept of …
100Plane (Magic: The Gathering) — In Magic: The Gathering, planes are parallel universes in the Multiverse (which used to be referred to as Dominia.) Planes are often confused with planets by Magic players, because most planes are named after their primary planets. The two main… …
