Dictionary entry

Monocular

Webster's Dictionary 1913

Mo‐noc″u‐lar (?), a. [L. monoculus; Gr. μόνοσ single + L. oculus eye: cf. F. monoculaire.] 1. Having only one eye; with one eye only; as, monocular vision.

2. Adapted to be used with only one eye at a time; as, a monocular microscope.