1. a student in a school
2. the dark circular opening in the center of the eye that controls how much light enters
Usage: anatomy

Examples

• The teacher asked her pupils to open their textbooks.
• Each pupil in the class received a certificate.
• The star pupil always completed homework on time.
• The doctor examined the patient’s pupils with a flashlight.
• Her pupils dilated in the dim light.
• The pupils of his eyes were unusually large.
• Twenty pupils attended the after-school program.
• The pupil contracts in bright sunlight.