Per procurationem is a Latin term used in legal documents and correspondence to indicate a person has been given authority to act on behalf of someone else. Synonyms for per procurationem include "by proxy," "on behalf of," "in proxy," "authorized representative," and "power of attorney." These terms are often used in business agreements, legal documents, and official letters to denote that a person is legally authorized to act on another person's behalf. The use of these synonyms is mainly to make it clear that the person has been granted legal authority to act on behalf of someone else, and in case of any legal dispute, they can provide a valid identification.