basal plane — noun 1. : a plane parallel to the lateral or horizontal axis 2. : a basal pinacoid * * * basal plane noun (crystallography) A crystal face or form parallel to the lateral or horizontal axes • • • Main Entry: ↑base … Useful english dictionary
Basal — Ba sal, a. Relating to, or forming, the base. [1913 Webster] {Basal cleavage}. See under {Cleavage}. {Basal plane} (Crystallog.), a plane parallel to the lateral or horizontal axis. [1913 Webster] … The Collaborative International Dictionary of English
Basal cleavage — Basal Ba sal, a. Relating to, or forming, the base. [1913 Webster] {Basal cleavage}. See under {Cleavage}. {Basal plane} (Crystallog.), a plane parallel to the lateral or horizontal axis. [1913 Webster] … The Collaborative International Dictionary of English
Basal cleavage — Cleavage Cleav age, n. 1. The act of cleaving or splitting. [1913 Webster] 2. (Crystallog.) The quality possessed by many crystallized substances of splitting readily in one or more definite directions, in which the cohesive attraction is a… … The Collaborative International Dictionary of English
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
basal cleavage — noun : cleavage parallel to the base of a crystal or to the plane of the lateral axes … Useful english dictionary
Primate basal ganglia system — The primate basal ganglia system is a symmetrical major cerebral system that has only recently been recognized. In the past, part of it was presented as motor or extrapyramidal , complementary to the corticospinal (pyramidal) system. Contrary to… … Wikipedia
mean foundation plane — the mean of the various irregularities in form and inclination of the basal seat (denture supporting tissues). The ideal condition for denture stability exists when the mean foundation plane is most nearly at right angles to the direction of… … Medical dictionary
Magnetocrystalline anisotropy — is the dependence of the internal energy of a ferromagnet on the direction of its magnetization. As a result, certain crystallographic directions are preferred directions, or easy axes, for the magnetization. It is a special case of magnetic… … Wikipedia
clay mineral — any of a group of hydrous aluminum silicate minerals, as kaolinite, illite, and montmorillonite, that constitute the major portion of most clays. [1945 50] * * * Any of a group of important hydrous aluminum silicates with a layered structure and… … Universalium