- A piece of wood or metal tapering to a thin edge, used to adjust elevation or tighten formwork.
- An object or material which is thicker at one end and tapers to a thinner edge at the opposite end. Also, that which is in such a shape.
- A waveguide termination consisting of a tapered object, such as a block, of a dissipative material such as carbon.
- In a TV, a test pattern or a part of a test pattern consisting of equally-spaced lines which help ascertain resolution.
- A triangular cut from the circumference to the centre point of a round cake, cheese, pie, etc. Between 4 and 12 wedges are normally cut from a circle
- noun a tactical formation in the shape of a triangle (e.g. one sub-unit leading as point, with the other two sub-units following abreast of each other)
- noun money, wealth. In the 18th century wedge specifically referred to silver, which criminals melted down and reconstituted as ‘wedges’ (ingots or bars). The term was used throughout the 20th century by working-class speakers, including street traders and criminals. Perhaps unconsciously influenced by wad and ‘edge’, the word has enjoyed a renewed popularity, like most of its synonyms, in the money-conscious environment of the 1980s.