Definition of prevent verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. preventing synonyms, preventing pronunciation, preventing translation, English dictionary definition of preventing. pre·vent·ed , pre·vent·ing , pre·vents v. To keep from … PREVENTING meaning: 1. present participle of prevent 2. to stop something from happening or someone from doing…. Find 24 different ways to say PREVENTING, along with antonyms, related words, and example sentences at Thesaurus.com. 5 days ago · Synonyms for PREVENTING: averting, precluding, avoiding, forestalling, helping, obviating, escaping, providing; Antonyms of PREVENTING: assisting, aiding ... present participle of prevent 2. to stop something from happening or someone from doing…. to keep from happening, esp by taking precautionary action 2. to keep (someone from doing something); hinder;.... Click for more definitions. 2 days ago · Synonyms for PREVENT: avert, preclude, avoid, forestall, obviate, help, escape, provide; Antonyms of PREVENT: assist, aid, facilitate, promote, encourage, ease ...