#pupil contractile aperture in the iris of the eye
supertype: #aperture.hole an opening in something
part of: #iris muscular diaphragm that controls the size of the pupil; it forms the colored portion of the eye
part of: #eye__oculu__optic__peeper the organ of sight (`peeper' is an informal term for `eye')
part of: #visual_system the sensory system for vision
part of: #human_face__humanface the front of the head from the forehead to the chin and ear to ear; "he washed his face"; "I wish I had seen the look on his face when he got the news"
part of: #head__caput the upper or front part of the body in animals; contains the face and brains; "he stuck his head out the window"
part of: #animal__animate_being__animatebeing__beast__brute__creature__fauna a living organism characterized by voluntary movement
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