optic

Meanings

Adjective

• Of, or relating to the eye or to vision.
• Of, or relating to optics or optical instruments.

Noun

• An eye.
• A lens or other part of an optical instrument that interacts with light.
• A measuring device with a small window, attached to an upside-down bottle, used to dispense alcoholic drinks in a bar.

Origin

• Borrowed from Middle French optique or Medieval Latin opticus, from Ancient Greek ὀπτῐκός ("of or for sight"), from ὀπτός + -ῐκός.