English Reference

Word

prescribe

Phoneticspre·scribe

US/pɹəsˈkɹaɪb/

UK/pɹɪskɹˈaɪb/

Definitions

01medical treatment

B2 · Medicine

v. to officially tell a patient to take a specific medicine or treatment.

v. to authorize the use of a medicine or treatment for a patient, typically in writing. Transitive — requires a direct object representing the treatment.

“The doctor decided to prescribe antibiotics to help clear up the infection.”

“After reviewing the blood test results, the specialist prescribed a lower dosage of the medication to minimize potential side effects.”

Usage

Usually follows the pattern 'prescribe something for someone' or 'prescribe someone something'.

Pitfall

The doctor prescribed me for some pills.

The doctor prescribed some pills for me.

You prescribe the medicine (the object), not the person.

Teaching tip

Learners often confuse this with 'subscribe'. Remind them that 'pre-' means before (the doctor writes it before you get the medicine).

Synonyms

02to set a rule

C1 · Law

v. to state officially that a rule or way of doing something must be followed.

v. to lay down authoritatively as a guide, direction, or rule of action. Often used in legal or formal administrative contexts.

“The law prescribes a heavy fine for anyone caught polluting the river.”

“The international treaty prescribes the exact conditions under which diplomatic immunity may be revoked by a host nation.”

Formal

Usage

Often used in the passive voice: 'the punishment prescribed by law'.

Teaching tip

This is a high-level academic word. In everyday English, people usually say 'set the rules' or 'say what to do'.

Synonyms

Antonyms

Confusables

prescribe vs proscribe

Prescribe is to order a treatment or rule, while proscribe is to officially forbid a practice.

RememberPre- means 'for' (recommend); Pro- means 'against' (prohibit).

Real-World Examples

“She concludes the book with an exhortation to “unplug” and connect with nature and animals but prescribes nothing further.”
The Guardian · 19 Aug 2026
“As a co-investigator on a federally funded study about opioid prescribing, I rely on health data in my own research.”
The Conversation · 17 Aug 2026

Etymology

Borrowed from Latin praescrībere, from prae- (“before, in front”) and scrībere (“to write”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Domains

LawMedicine

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

Scan code

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English Reference