reference plane — the plane to which sounding and tidal data are referred … Dictionary of ichthyology
Plane of immanence — is a founding concept in the metaphysics or ontology of French philosopher Gilles Deleuze. Immanence, meaning existing or remaining within generally offers a relative opposition to transcendence, a divine or empirical beyond (constituting the… … Wikipedia
plane — plane1 [plān] n. [ME < MFr plasne < L platanus < Gr platanos < platys, broad (see PLATY ): from its broad leaves] any of a genus (Platanus) of trees of the plane tree family having maplelike leaves, spherical dry fruits, and bark that … English World dictionary
plane table — n. a surveying device for plotting maps in the field: it consists of a drawing board mounted on a tripod with an alidade that can be moved about over the table to establish a reference point … English World dictionary
Plane (Unicode) — Main article: Mapping of Unicode characters In the Unicode system, planes are groups of numerical values that point to specific characters. Unicode code points are logically divided into 17 planes, each with 65,536 (= 216) code points. Planes are … Wikipedia
Plane of reference — A term used in celestial mechanics, the plane of reference is the plane by means of which orbital elements (positions) are defined. The two main orbital elements that are measured with respect to the plane of reference are the inclination and the … Wikipedia
reference frame — Physics. See frame of reference (def. 2). [1920 25] * * * or frame of reference Coordinate system that allows description of time and position of points relative to a body. The axes, or lines, emanate from a position called the origin. As a point … Universalium
plane — 1. A two dimensional flat surface. See planum. 2. An imaginary surface formed by extension of a point through any axis or two definite points, in reference especially to craniometry and to pelvimetry. SYN: planum. [L. planus, flat] Addison … Medical dictionary
Reference ellipsoid — In geodesy, a reference ellipsoid is a mathematically defined surface that approximates the geoid, the truer figure of the Earth, or other planetary body.Because of their relative simplicity, reference ellipsoids are used as a preferred surface… … Wikipedia
Plane (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 … Wikipedia
Plane (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… … Wikipedia