| slovo | definícia |
Lateral cleavage
(gcide) | Lateral \Lat"er*al\, a. [L. lateralis, fr. latus, lateris, side:
cf. F. lat['e]ral.]
1. Of or pertaining to the sides; as, the lateral walls of a
house; the lateral branches of a tree.
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2. (Anat.) Lying at, or extending toward, the side; away from
the mesial plane; external; -- opposed to mesial.
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3. Directed to the side; as, a lateral view of a thing.
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Lateral cleavage (Crystallog.), cleavage parallel to the
lateral planes.
Lateral equation (Math.), an equation of the first degree.
[Obs.]
Lateral line (Anat.), in fishes, a line of sensory organs
along either side of the body, often marked by a distinct
line of color.
Lateral pressure or stress (Mech.), a pressure or stress
at right angles to the length, as of a beam or bridge; --
distinguished from longitudinal pressure or stress.
Lateral strength (Mech.), strength which resists a tendency
to fracture arising from lateral pressure.
Lateral system (Bridge Building), the system of horizontal
braces (as between two vertical trusses) by which lateral
stiffness is secured.
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Lateral cleavage
(gcide) | Cleavage \Cleav"age\, n.
1. The act of cleaving or splitting.
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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 minimum,
affording more or less smooth surfaces; the direction of
the dividing plane; a fragment obtained by cleaving, as of
a diamond. See Parting.
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3. (Geol.) Division into lamin[ae], like slate, with the
lamination not necessarily parallel to the plane of
deposition; -- usually produced by pressure.
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Basal cleavage, cleavage parallel to the base of a crystal,
or to the plane of the lateral axes.
Cell cleavage (Biol.), multiplication of cells by fission.
See Segmentation.
Cubic cleavage, cleavage parallel to the faces of a cube.
Diagonal cleavage, cleavage parallel to ta diagonal plane.
Egg clavage. (Biol.) See Segmentation.
Lateral cleavage, cleavage parallel to the lateral planes.
Octahedral cleavage, Dodecahedral cleavage, or
Rhombohedral cleavage, cleavage parallel to the faces of an
octahedron, dodecahedron, or rhombohedron.
Prismatic cleavage, cleavage parallel to a vertical prism.
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