rə̇ˈfraksh(ə)nə̇st, rēˈf- noun
( -s )
: one skilled in the practical application of the laws of refraction especially to the determination of errors of refraction in the eye
rə̇ˈfraksh(ə)nə̇st, rēˈf- noun
( -s )
: one skilled in the practical application of the laws of refraction especially to the determination of errors of refraction in the eye
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012