Found 1 items, similar to Diagonal cleavage.
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Definition: Diagonal cleavage
, a. [L. diagonalis, fr. Gr. ? from to
angle; dia` through + ? an angle; perh. akin to E. knee: cf.
F. diagonal.] (Geom.)
Joining two not adjacent angles of a quadrilateral or
multilateral figure; running across from corner to corner;
crossing at an angle with one of the sides.
(Masonry), herringbone work. See
(Shipbuilding), built by forming the outer
skin of two layers of planking, making angles of about
45[deg] with the keel, in opposite directions.
. See under Cleavage
(Arch.), a chevron or zigzag molding.
. (Arch.) See Cross-springer
, a scale which consists of a set of parallel
lines, with other lines crossing them obliquely, so that
their intersections furnish smaller subdivisions of the
unit of measure than could be conveniently marked on a
. (Geol.) Same as Cross bedding
1. The act of cleaving or splitting.
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
3. (Geol.) Division into lamin[ae], like slate, with the
lamination not necessarily parallel to the plane of
deposition; -- usually produced by pressure.
, cleavage parallel to the base of a crystal,
or to the plane of the lateral axes.
(Biol.), multiplication of cells by fission.
, cleavage parallel to the faces of a cube.
, cleavage parallel to ta diagonal plane.
. (Biol.) See Segmentation
, cleavage parallel to the lateral planes.
, Dodecahedral cleavage
, cleavage parallel to the faces of an
octahedron, dodecahedron, or rhombohedron.
, cleavage parallel to a vertical prism.