A prohibitory injunction is a legal order that prohibits an individual or organization from engaging in a certain action, such as selling a product or disclosing confidential information. Synonyms for a prohibitory injunction include restraining order, injunction order, and interdiction order. A restraining order is a similar legal order that restricts an individual from engaging in certain activities, such as contacting a victim of harassment or abuse. An injunction order is a legal remedy that stops a party from continuing to engage in actions that may cause harm to others, such as environmental damage. An interdiction order is a court order that prevents someone from doing something, such as traveling to a certain location or conducting certain business transactions.