bifocals
(noun)
noun
1. (plural) eyeglasses having two focal lengths, one for near vision and the other for far vision
Definition categories: man–made, eyeglasses, glasses, specs, spectacles
(noun)
1. (plural) eyeglasses having two focal lengths, one for near vision and the other for far vision
Definition categories: man–made, eyeglasses, glasses, specs, spectacles