prescribe

To set down as a rule, law, or direction.

To order the use of (a medicine or other treatment).

To establish rules, laws, or directions.

To order a medicine or other treatment.

To inscribe beforehand or in front.

To lay down beforehand, in writing or otherwise, as a rule of action; ordain; appoint; define authoritatively.

Specifically, to advise, appoint, or designate as a remedy for disease.

In law, to render invalid through lapse of time or negative prescription.

Synonyms To order, command, dictate, institute, establish.

To set rules; lay down the law; dictate.