Alternative form of an ounce of prevention is better than a pound of cure

It is better to prevent a disease than to have to cure it. / (idiomatic, by extension) Precaution and prevention of an undesirable thing is preferable to dealing with its potential consequences.

(rare) Alternative form of an ounce of prevention is better than a pound of cure

A policy or approach based on trying to prevent something from happening.

One who tries to prevent something from happening; an advocate of prevention.

plural of preventionist