D defs.my
Entry 3 senses Webster, 1913

Norma

/nôr'-mə/ · Nor·ma · IPA /nˈɔrmə/
01 n. A norm; a principle or rule; a model; a standard.
  1. 1.
    A norm; a principle or rule; a model; a standard.
  2. 2.
    A mason's or a carpenter's square or rule.
  3. 3.
    A templet or gauge.