Camber /(?)/

Cam·ber

Camber

n.
  1. 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). (Shipbuilding)
  2. An upward concavity in the under side of a beam, girder, or lintel; also, a slight upward concavity in a straight arch. See Hogback. (Arch.)

Phrases & Compounds
Camber arch
an arch whose intrados, though apparently straight, has a slightly concave curve upward.
Camber beam
a beam whose under side has a concave curve upward.

Camber

v. t.

imp. & p. p. Cambered; p. pr. & vb. n. Cambering

  1. To cut bend to an upward curve; to construct, as a deck, with an upward curve.

Camber

v. i.
  1. To curve upward.