Prescribe or Proscribe?

What Is the Difference between "Prescribe" and "Proscribe"?

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"Prescribe" and "proscribe" are easy to confuse because they sound so similar (i.e., they are nearly homonyms). Additionally, "proscribe" has the prefix "pro" (which usually means "supportive of"), so it feels like a positive word. However, "proscribe" means "to forbid," which expresses negativity.

"Prescribe" means to recommend or to authorize.

The critic should describe and not prescribe. (Playwright Eugene Ionesco)
In the future, we might not prescribe drugs all the time. We might prescribe apps. (Inventor Daniel Kraft)

noun

"Proscribe" means to forbid.

France has effectively proscribed religion from public life. (Novelist Pankaj Mishra)
They are members of a proscribed organization.

Click to hear how "prescribe" and "proscribe" are pronounced:

"prescribe, proscribe"

More about "Prescribe" and "Proscribe"

Prescribe

The verb "to prescribe" means to recommend or to authorize.

Example sentences with "prescribe":

I have prescribed you a course of antibiotics.
The law prescribes a minimum of 10 years' incarceration for your offence.

Proscribe

The verb "to proscribe" means to forbid, to limit, or to banish.

Example sentences with "proscribe":

These photos are worthless. Such images are proscribed by law.
Police have been tracking three members of the group, which was proscribed in the 1980s.
Name one country that does not proscribe theft.

The past participle form "proscribed" is commonly used as an adjective. For example:

These right- and left-wing groups are now proscribed organizations.

In this case, "pro" is bad!

"Proscribe" causes confusion because many do not expect a word that starts with "pro" to have such a negative meaning. (As a preposition and a prefix, "pro" often means "for" or "supportive of.")
"Proscribe" is a rare word.
"Prescribe" is a common word. "Proscribe" is a rare word. [evidence]