Definition of Pupil. Meaning of Pupil. Synonyms of Pupil

Here you will find one or more explanations in English for the word Pupil. Also in the bottom left of the page several parts of wikipedia pages related to the word Pupil and, of course, Pupil synonyms and on the right images related to the word Pupil.

Definition of Pupil

Pupil
Pupil Pu"pil, n. [F. pupille, n. fem., L. pupilla the pupil of the eye, originally dim. of pupa a girl. See Puppet, and cf. Pupil a scholar.] (Anat.) The aperture in the iris; the sight, apple, or black of the eye. See the Note under Eye, and Iris. Pin-hole pupil (Med.), the pupil of the eye when so contracted (as it sometimes is in typhus, or opium poisoning) as to resemble a pin hole. --Dunglison.

Meaning of Pupil from wikipedia

- The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina. It appears black because light rays entering...
- of the pupil. The term is from Ancient Gr**** μύειν, mūein, "to close the eyes". The opposite condition, mydriasis, is the dilation of the pupil. Anisocoria...
- In an optical system, the entrance pupil is the optical image of the physical aperture stop, as 'seen' through the front of the lens system. The corresponding...
- defect (RAPD) or Marcus Gunn pupil is a medical sign observed during the swinging-flashlight test whereupon the patient's pupils constrict less (therefore...
- Mydriasis is the dilation of the pupil, usually having a non-physiological cause, or sometimes a physiological pupillary response. Non-physiological causes...
- Argyll Robertson pupils (AR pupils or, colloquially, "prostitute's pupils") are bilateral small pupils that reduce in size on a near object (i.e., they...
- 1050m² (+ 350m² if there is a sixth form) + 6.3m²/pupil place for 11- to 16-year-olds + 7m²/pupil place for post-16s. The external finishes were to be...
- varies the size of the pupil, via the optic and oculomotor cranial nerve. A constriction response (miosis), is the narrowing of the pupil, which may be caused...
- Anisocoria is a condition characterized by an unequal size of the eyes' pupils. Affecting 20% of the po****tion, it can be an entirely harmless condition...
- The pupil is the variable-sized, black opening in the centre of the iris. Pupil may also refer to: Student Pupillage, a trainee barrister (England and...
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