Meaning of “prescribe” - Learner’s Dictionary

prescribe

verb [ T ] uk us /prɪˈskraɪb/
MEDICINE

to say what medical treatment someone needs:

[ often passive ] Painkillers are the most common drugs prescribed by doctors.
RULE formal

to say officially what people must do:

rules prescribed by law

(Definition of “prescribe” from the Cambridge Learner’s Dictionary © Cambridge University Press)