NORM
Norm, n. Etym: [L. norma a rule. See Normal, a.]

1. A rule or authoritative standard; a model; a type.

2. (Biol.)

Defn: A typical, structural unit; a type. Agassiz.

NORMA
Nor"ma, n. Etym: [L.]

1. A norm; a principle or rule; a model; a standard. J. S. Mill.

2. A mason's or a carpenter's square or rule.

3. A templet or gauge.

NORMAL Nor"mal, a. Etym: [L. normalis, fr. norma rule, pattern, carpenter's square; prob. akin to noscere to know; cf. Gr. normal. See Known, and cf. Abnormal, Enormous.]

1. According to an established norm, rule, or principle; conformed to a type, standard, or regular form; performing the proper functions; not abnormal; regular; natural; analogical. Deviations from the normal type. Hallam.