pupil

Meanings

1. 1
   noun

   A learner at a school under the supervision of a teacher.

   The Pupil after his Pupillarity, had granted a Diſcharge to one of the Co-tutors, which did extinguiſh the whole Debt of that Co-tutor, and conſequently of all the reſt, they being all correi debendi, lyable by one individual Obligation, which cannot be Diſcharged as to one, and ſtand as to all the reſt.

2. 2
   noun

   One who studies under supervision of a renowned expert in their field.

   Plato was Socrates' pupil, and in turn Aristotle was Plato's pupil.

3. 3
   noun

   The hole in the middle of the iris of the eye, through which light passes to be focused on the retina.

   There are sharks with round pupils, sharks with slitlike pupils, and some with pupils that expand and contract with the amount of light available. As unimpressive as this might sound to people who are used to having their pupils dilate and contract regularly, realize that no bony fish has this modification of the eye.

4. 4
   noun

   the contractile aperture in the center of the iris of the eye

5. 5
   noun

   a young person attending school (up through senior high school)

6. 6
   noun

   a learner who is enrolled in an educational institution

7. 7
   noun

   An orphan who is a minor and under the protection of the state.

8. 8
   noun

   The central dark part of an ocellated spot.

Etymology

From Middle English pupille, from Old French pupille, from Latin pūpilla (“pupil; little girl, doll”), named because of the small reflected image seen when looking into someone's eye.