Definition of dynamic adjective in Oxford Advanced Learner's Dictionary. Meaning , pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Dynamic definition : pertaining to or characterized by energy or effective action; vigorously active or forceful; energetic.. See examples of DYNAMIC used in a sentence. Learn the meaning of dynamic as an adjective, noun, and adverb in English, with synonyms, antonyms, and related words. Find out how dynamic can describe people, actions, situations, forces, music, and more. Definition of dynamic in the Definitions.net dictionary. Meaning of dynamic . What does dynamic mean ? Information and translations of dynamic in the most comprehensive dictionary definitions resource on the web.