line+of+symmetry
31Kikuchi line — s, they are easily seen in diffraction from regions of the specimen thick enough for multiple scattering [David B. Williams and C. Barry Carter (1996) Transmission electron microscopy: A textbook for materials science (Plenum Press, NY) ISBN 0… …
32Scar symmetry — est un groupe suédois de métal Death mélodique fondé en 2004. Sommaire 1 Biographie 2 Discographie 2.1 Symmetric In Design (2005) 2.2 …
33bilateral symmetry — noun the property of being symmetrical about a vertical plane • Syn: ↑bilaterality, ↑bilateralism • Derivationally related forms: ↑bilateral (for: ↑bilaterality) • Hypernyms: ↑ …
34International Date Line — Date line redirects here. For other uses, see Dateline (disambiguation). The International Date Line around 180° The International Date Line (IDL) is a generally north south imaginary line on the surface of the Earth, passing through the middle… …
35Zero-phonon line and phonon sideband — The zero phonon line and the phonon sideband jointly constitute the line shape of individual light absorbing and emitting molecules (chromophores) embedded into a transparent solid matrix. When the host matrix contains many chromophores, each… …
36Balanced line — In telecommunications and professional audio, a balanced line or balanced signal pair is a transmission line consisting of two conductors of the same type, and equal impedance to ground and other circuits. [Young EC, The Penguin Dictionary of… …
37On-Line Encyclopedia of Integer Sequences — URL oeis.org Created by Neil Sloane Launched 1996 ( …
38axis of symmetry — the line about which a geometrical figure or drawing is symmetric * * * 1. Math. a straight line for which every point on a given curve has corresponding to it another point such that the line connecting the two points is bisected by the given… …
39center of symmetry — Crystall. a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances. Also called inversion center. Cf. symmetry element. * * * …
40center of symmetry — 1. : a point within a crystal with respect to which similar planes and edges are symmetrical in opposite pairs 2. : the property exhibited by some crystals whereby every direction (as AB) through the crystal is alike in both senses (AB and BA)… …