specification

 
Pronunciation: /ˌspɛsɪfɪˈkeɪʃ(ə)n/

noun

  • 1an act of identifying something precisely or of stating a precise requirement: give a full specification of the job advertised [mass noun]: there was no clear specification of objectives
  • 2 (usually specifications) a detailed description of the design and materials used to make something: one of the telescope’s mirrors had been manufactured to incorrect specifications
  • a standard of workmanship or materials required to be met in a piece of work: everything was built to a higher specification
  • a description of an invention accompanying an application for a patent.

Origin:

late 16th century: from medieval Latin specificatio(n-), from late Latin specificare (see specify)