Oxford Dictionary English reflex angle nounnoun BrE BrE//ˌriːfleks ˈæŋɡl// ; NAmE NAmE//ˌriːfleks ˈæŋɡl// Add to my wordlistjump to other results enlarge image an angle of more than 180° compare acute angle, obtuse angle, right angleSee reflex angle in the Oxford Advanced American DictionaryCheck pronunciation: reflex angle oxfordlearnersdictionaries.com