linear+dimensions;+length
31Cube — This article is about the geometric shape. For other uses, see Cube (disambiguation). Regular Hexahedron (Click here for rotating model) Type Platonic solid Elements F = 6, E = 12 V = 8 (χ = 2) …
32Geometric dimensioning and tolerancing — (GD T) is a system for defining and communicating engineering tolerances. It uses a symbolic language on engineering drawings and computer generated three dimensional solid models for explicitly describing nominal geometry and its allowable… …
33Cosmic inflation — In physical cosmology, cosmic inflation is the idea that the universe passed through a phase of exponential expansion that was driven by a negative pressure vacuum energy density. [Liddle and Lyth (2000) and Mukhanov (2005) are recent cosmology… …
34gravitation — gravitational, adj. gravitationally, adv. /grav i tay sheuhn/, n. 1. Physics. a. the force of attraction between any two masses. Cf. law of gravitation. b. an act or process caused by this force. 2. a sinking or falling …
35Reynolds number — In fluid mechanics and heat transfer, the Reynolds number mathrm{Re} is a dimensionless number that gives a measure of the ratio of inertial forces ({old mathrm V} ho) to viscous forces (mu / L) and, consequently, it quantifies the relative… …
36number game — Introduction any of various puzzles and games that involve aspects of mathematics. Mathematical recreations comprise puzzles and games that vary from naive amusements to sophisticated problems, some of which have never been solved.… …
37magnification — /mag neuh fi kay sheuhn/, n. 1. the act of magnifying or the state of being magnified. 2. the power to magnify. Cf. power (def. 20a). 3. a magnified image, drawing, copy, etc. [1615 25; < LL magnification (s. of magnificatio). See MAGNIFY,… …
38charadriiform — ▪ bird order Introduction any member of the large group of birds (bird) that includes the sandpipers (sandpiper), plovers (plover), gulls (gull), auks (auk), and their relatives. These birds form an important and familiar segment of the… …
39Oxford English Dictionary — OED redirects here. For other uses, see OED (disambiguation). This article is about the multi volume historical dictionary. For other, smaller, dictionaries published by Oxford, including the one volume Oxford Dictionary of English, see… …
40pi theorem — ▪ physics one of the principal methods of dimensional analysis, introduced by the American physicist Edgar Buckingham in 1914. The theorem states that if a variable A1 depends upon the independent variables A2, A3, . . . , An, then the… …
