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

Encyclopedia: Monocular

• Jacob Epstein
• Jacob Harmensen
• Jacob's ladder
• Jacob's rod
• Jacob's staff
• Jacobean
• Jacobean lily
• Jacobi
• Jacobian
• Jacobian matrix
• Jacobin
• Jacobinic
• Jacobinical
• Jacobinism
• Jacobite
• Jacobs
• Jacobus Arminius
• jaconet
• Jacopo Robusti
• jacquard
• Jacquard loom
• Jacqueline Cochran
• Jacquemier's sign
• jacquerie
• Jacques Alexandre Cesar Charles