lens
1. A curved glass used to bring together or spread rays of light. 2. The transparent organ lying behind the iris and pupil that focuses light on the retina of the eye.
Last Updated
October 7, 2025
October 7, 2025
Last updated: October 7, 2025.
This article was contributed by .
Explore More
What do I need in my first aid kit?
First aid is important for a number of situations that don’t require a trip to the hospital or emergency room. These situations include minor falls, bee stings, burns, allergic reactions, and other...