prescribed (Adjective) — Set down as a rule or guide.
prescribed (Adjective) — Fixed or established especially by order or command. ex. "at the time prescribed"
prescribed (Adjective) — Conforming to set usage, procedure, or discipline. ex. "in prescribed order"
prescribed (Adjective) — Formally laid down or imposed. ex. "prescribed laws"
prescribed (Verb) — Issue commands or orders for.
prescribed (Verb) — Suggest, order or authorize (a drug or medical device) for use by a particular patient. ex. "It's important to diagnose before you prescribe"