CURVE n. 2 definitions
A line described according to some low, and having no finite portion of it a straight line. Axis of a curve. See under Axis. -- Curve of quickest descent. See Brachystochrone. -- Curve tracing (Math.), the process of determining the shape, location, singular points, and other perculiarities of a curve from its equati…
CYLINDRIC; CYLINDRICAL a.
ndrical surface. -- Cylindric, or Cylindrical, surface (Geom.), a surface described by a straight line that moves according to any law, but so as to be constantly parallel to a given line. -- Cylindrical vault. (Arch.) See under Vault, n.
DEAD a. 2 definitions
either of two points in the orbit of a crank, at which the crank and connecting rod lie a straight line. It corresponds to the end of a stroke; as, A and B are dead centers of the crank mechanism in which the crank C drives, or is driven by, the lever L. -- Dead color (Paint.), a color which has no gloss upon it. --…
DIAMETER n. 2 definitions
a circle, conic section, sphere, cube, etc., and terminated by the opposite boundaries; a straight line which bisects a system of parallel chords drawn in a curve.
DIMENSION n.
. W. Irving. Space of dimension, extension that has length but no breadth or thickness; a straight or curved line. -- Space of two dimensions, extension which has length and breadth, but no thickness; a plane or curved surface. -- Space of three dimensions, extension which has length, breadth, and thickness; a solid.…