saccadeEnglishOxford New American Dictionarysaccade /səˈkäd, , səˈkɑd , saˈkäd, sæˈkɑd / ▸ noun (usually saccades) technical a rapid movement of the eye between fixation points. – DERIVATIVES saccadic /səˈkadik, sa-/ adjective– ORIGIN early 18th century (in the sense ‘jerking movement’): from French, literally ‘violent pull’, from Old French saquer ‘to pull’.