You may be looking for one of the following:

• 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.
• In Computing, the byte is the most common measure of data or object size
• A command-line Unix tool: Size (Unix)