a written direction or order for the preparation and use of a medicine, or the medicine prescribed
the action of laying down authoritative rules or directions
an authoritative ruling
written instructions for an optician specifying the corrective lenses required by somebody
the action of laying down authoritative rules or directions
the establishment of a claim to something by use and enjoyment of it over a long period
a claim founded on ancient or long-standing custom
[Middle English via Old French from Latin praescription-, praescriptio from praescribere: see prescribe]