pupil of an eye
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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… … The Collaborative International Dictionary of English
Pupil — Pu pil, n. [F. pupille, n. masc. & fem., L. pupillus, pupilla, dim. of pupus boy, pupa girl. See {Puppet}, and cf. {Pupil} of the eye.] 1. A youth or scholar of either sex under the care of an instructor or tutor. [1913 Webster] Too far in years… … The Collaborative International Dictionary of English
Pupil — The pupil is the hole that is located in the center of the iris of the eye and that controls the amount of light that enters the eye.Cassin, B. and Solomon, S. Dictionary of Eye Terminology . Gainsville, Florida: Triad Publishing Company, 1990.]… … Wikipedia
Eye examination — An eye examination is a battery of tests performed by an optometrist or ophthalmologist assessing vision and ability to focus on and discern objects, as well as other tests and examinations pertaining to the eyes.All people should have periodic… … Wikipedia
pupil — pupil1 pupilless, adj. /pyooh peuhl/, n. 1. a person, usually young, who is learning under the close supervision of a teacher at school, a private tutor, or the like; student. 2. Civil Law. an orphaned or emancipated minor under the care of a… … Universalium
Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye … Wikipedia
Eye relief — The eye relief of a telescope, a microscope, or binoculars is the distance from the last surface of an eyepiece at which the eye can be placed to match the eyepiece exit pupil to the eye s entrance pupil. Short eye relief requires the observer to … Wikipedia
pupil — {{11}}pupil (1) student, late 14c., originally orphan child, ward, from O.Fr. pupille (14c.), from L. pupillus (fem. pupilla) orphan, ward, minor, dim. of pupus boy (fem. pupa girl ), probably related to puer child, probably from PIE *pup , from… … Etymology dictionary
Pupil dilation — This examination enables your eye care professional to see more of your retina, the light sensitive layer of tissue at the back of your eye. Dilating (widening) the pupil permits your eye to be examined for signs of disease. To do this, drops are … Medical dictionary
pupil — [14] Latin pūpus and pūpa meant respectively ‘boy’ and ‘girl’ (pūpa was applied by the Swedish naturalist Linnaeus to ‘chrysalises’, the underlying link being ‘undeveloped creature’, and English adopted it as pupa [19]). The diminutive… … The Hutchinson dictionary of word origins
pupil — 1. Scholar. Haumana, haumāna. ♦ New pupil, haumana komo hou. ♦ Head pupil in a hula school, po opua a. 2. Part of eye. Ōnohi maka, ki i ōnohi. ♦ Dark pupil of the eye, kāhiwa uli (rare) … English-Hawaiian dictionary
