pinkeye

noun Pathology.

1. a contagious, epidemic form of acute conjunctivitis occurring in humans and certain animals: so called from the color of the inflamed eye.

noun

1. Also called: acute conjunctivitis an acute contagious inflammation of the conjunctiva of the eye, characterized by redness, discharge, etc: usually caused by bacterial infection
2. Also called: infectious keratitis a similar condition affecting the cornea of horses and cattle

n.

1. acute contagious conjunctivitis