Source : Webster's Revised Unabridged Dictionary (1913)

Prescript \Pre"script\, a. [L. praescriptus, p. p. of
   praescribere: cf. F. prescrit. See {Prescribe}.]
   Directed; prescribed. `` A prescript from of words.'' --Jer.
   Taylor.

Prescript \Pre"script\, n. [L. praescriptum: cf. OF. prescript.]
   1. Direction; precept; model prescribed. --Milton.

   2. A medical prescription. [Obs.] --Bp. Fell.

Source : WordNet®

prescript
     n : prescribed guide for conduct or action [syn: {rule}]