Meaning of CYLINDER in English

CYLINDER

[cyl.in.der] n [MF or L; MF cylindre, fr. L cylindrus, fr. Gk kylindros, fr. kylindein to roll; perh. akin to Gk kyklos wheel--more at wheel] (1570) 1 a: the surface traced by a straight line moving parallel to a fixed straight line and intersecting a fixed planar closed curve b: the space bounded by a cylinder and two parallel planes cutting all its elements

2: a cylindrical body or space: as a: the turning chambered breech of a revolver b (1): the piston chamber in an engine (2): a chamber in a pump from which the piston expels the fluid c: any of various rotating members in a press (as a printing press); esp: one that impresses paper on an inked form d: a cylindrical clay object inscribed with cuneiform inscriptions -- cyl.in.dered adj

Merriam-Webster English vocab.      Английский словарь Merriam Webster.