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Dimensions: length, width, height

Clothing measurements such as shoe size or dress size

Geometry

Measurement

Any of several gelatinous or glutinous substances usually made from glue, wax, or clay and used as a glaze or filler for porous materials such as paper, cloth, or wall surfaces.

Body dimensions

In Statistics (hypothesis testing), the size of the test refers to the rate of false positives, denoted by α.

A command-line Unix tool: Size (Unix)