{ Cy‐lin″dric (s?–l?n″dr?k), Cy‐lin″dric‐al (–dr?–kal), } a. [Gr. κυλινδρικόσ, from κύλινδροσ cylinder: cf. F. cylindrique.] Having the form of a cylinder, or of a section of its convex surface; partaking of the properties of the cylinder.
Cylindrical lens, a lens having one, or more than one, cylindrical 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.