Webster's Revised Unabridged Dictionary · 1913

Camber

Camber , noun

[Of. cambre bent, curved; akin to French cambrer to vault, to bend, from Latin camerare to arch over, from camera vault, arch. See Chamber, and compare 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).
2.
(Architecture) An upward concavity in the under side of a beam, girder, or lintel; also, a slight upward concavity in a straight arch. See Hogback.
Collocations (2)
Camber arch (Architecture) , an arch whose intrados, though apparently straight, has a slightly concave curve upward.
Camber beam (Architecture) , a beam whose under side has a concave curve upward.

Camber , transitive verb

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

Camber , intransitive verb

To curve upward.