cylinder (n.)

  1. a solid bounded by a cylindrical surface and two parallel planes (the bases)

  2. a surface generated by rotating a parallel line around a fixed line

  3. a chamber within which piston moves

    [ Syn: piston chamber ]

  4. a cylindrical container for oxygen or compressed air

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.