A person trained to measure the refraction of the eye and to determine the proper corrective lenses. ... (05 Mar 2000) ... 
(re-frak´shәn-ist) one skilled in determining the refracting power of the eyes and correcting refracting defects.
Type: Term Pronunciation: rē-frak′shŭn-ist Definitions: 1. A person trained to measure the refraction of the eye and to determine the proper corrective lenses.