repetition /ˌɹɛp.əˈtɪʃ.ən/noun 2/ˌɹiːpəˈtɪʃən/ verb 1forms 3 noun2 •The act or an instance of repeating or being repeated.How we hope and believe each day will be our last of anxious waiting! The post comes in, and there is no letter for us. How bitter is the disappointment! and on every repetition it grows more acute. — 1837 •The act of performing a single, controlled exercise motion. A group of repetitions is a set. repetition /ˌɹiːpəˈtɪʃən/ verb1 •To petition again.The group went through several rounds at different courts, petitioning and repetitioning, losing again and again. — 2011 formsrepetitioned · repetitioning · repetitions