CURVE n.
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.
ndric, 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.
DAVY JONES n.
The spirit of the sea; sea devil; -- a term used by sailors. This same Davy Jones, according to the mythology of sailors, is the fiend that presides over all the evil spirits of the deep, and is seen in various shapes warning the devoted wretch of death and woe. Smollett. Davy Jones's Locker, the ocean, or bottom of th…