The meaning of PRO is an argument or evidence in affirmation. How to use pro in a sentence.

Recovery Support Services are provided by PRO-ACT in Bucks, Chester, Montgomery and Philadelphia Counties for adults with Substance Use Disorder interested in working on their …

This project was created by PRO-A to bring awareness to the largest national health crisis of our time – substance use disorders and the disease of addiction – which has long been ignored …

PRO definition: 1. an advantage to or a reason for doing something: 2. a person who plays a sport as a job rather…. Learn more.

Pro definition: in favor of a proposition, opinion, etc.. See examples of PRO used in a sentence.

1. a prefix, having anti- as its opposite, used to form adjectives that have the general sense “favoring” the group, interests, course of action, etc., denoted by the headword: pro-choice; …

Synonyms for PRO: professional, expert, skilled, proficient, technical, skillful, specialist, specialized; Antonyms of PRO: nonprofessional, lay, general, unprofessional, inexpert, …

The Pro-Life Union is a mission-driven organization that, in collaboration with other member organizations, serves the Greater Philadelphia Community, by fighting for the right to life for …

Nov 21, 2025 · Noun [edit] pro (plural pros) (slang, historical) A chemical prophylaxis taken after sex to avoid contracting venereal disease.

Browse the complete thesaurus entry for Pro, including synonyms and antonyms, and related words.