'Camber beam' definitions:

Definition of 'Camber beam'

From: GCIDE
  • Camber \Cam"ber\, n. [Of. cambre bent, curved; akin to F. cambrer to vault, to bend, fr. L. camerare to arch over, fr. camera vault, arch. See Chamber, and cf. Camerate.]
  • 1. (Shipbuilding) An upward convexity of a deck or other surface; as, she has a high camber (said of a vessel having an unusual convexity of deck). [1913 Webster]
  • 2. (Arch.) An upward concavity in the under side of a beam, girder, or lintel; also, a slight upward concavity in a straight arch. See Hogback. [1913 Webster]
  • Camber arch (Arch.), an arch whose intrados, though apparently straight, has a slightly concave curve upward.
  • Camber beam (Arch.), a beam whose under side has a concave curve upward. [1913 Webster]