In Carpentry, Shipbuilding, etc.: A support consisting of two pieces of wood or metal joined at an angle, or of a single piece bent at an angle. Also…

A square bar of wood or iron, with a shoulder at one end, used to support the weight of the top-mast and also the topgallant mast.

Architecture, Engineering, etc. (a) A bracket fixed at the corner of a building or other structure, typically to support the eaves or cornice. (b)…

An elbow-shaped support or bracket.

(a) a glazing bar at the point where two angled windowpanes meet, as in a polygonal or bow window (now rare); (b) = angle iron n. (b); (c) Printing…

technical. A ‘bracket’ or angular piece of iron fixed at the angles of a structure to give strength or firmness.

(a) (as mass noun) metal (esp. iron or steel) in the form of bars or lengths having an L-shaped cross-section, used esp. to strengthen, support, or…

(a) = angle iron n. (b); (b) a piece of metal or bar with an L-shaped cross-section used as a guide to measure or set right angles.