Main frame

noun

Definitions

Noun
  1. 1
    Alternative form of mainframe. alt-of, alternative
  2. 2
    the rigid frame upon which the moving parts of a machine are mounted; chassis

    "The main frames are of 1¼-in. thick plates spaced 3 ft. 2½ in. apart, the centre lines coinciding with the centre of the axlebox guide faces."

  3. 3
    the widest structural frame located near the middle of a ship

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