PUPIL
\pjˈuːpə͡l], \pjˈuːpəl], \p_j_ˈuː_p_əl]\
Definitions of PUPIL
- 2006 - WordNet 3.0
- 2010 - New Age Dictionary Database
- 2010 - Medical Dictionary Database
- 1919 - The Winston Simplified Dictionary
- 1898 - Warner's pocket medical dictionary of today.
- 1899 - The american dictionary of the english language.
- 1894 - The Clarendon dictionary
- 1919 - The Concise Standard Dictionary of the English Language
- 1920 - A dictionary of scientific terms.
- 1846 - Medical lexicon: a dictionary of medical science
- 1898 - American pocket medical dictionary
- 1916 - Appleton's medical dictionary
- 1871 - The Cabinet Dictionary of the English Language
Sort: Oldest first
By Princeton University
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The aperture in the iris; the sight, apple, or black of the eye. See the Note under Eye, and Iris.
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A youth or scholar of either sex under the care of an instructor or tutor.
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A person under a guardian; a ward.
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A boy or a girl under the age of puberty, that is, under fourteen if a male, and under twelve if a female.
By Oddity Software
By DataStellar Co., Ltd
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A young person who is under the care of a teacher; the opening at the center of the eye through which light reaches the retina.
By William Dodge Lewis, Edgar Arthur Singer
By William R. Warner
By Daniel Lyons
By William Hand Browne, Samuel Stehman Haldeman
By James Champlin Fernald
By Henderson, I. F.; Henderson, W. D.
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The aperture of the iris, through which tho rays of light pass that have to impress the image of an object on the retina. This aperture can be dilated or contracted so as to allow a greater or smaller quantity of luminous rays to penetrate. The pupil, in man, is round, and by it the anterior and posterior chambers of the eye communicate with each other. In the foetus, during the first six months of gestation, it is closed by the pupillary membrane.
By Robley Dunglison
By Willam Alexander Newman Dorland
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The circular aperture in the iris for the transmission of light, situated a little to the nasal side of the center.
By Smith Ely Jelliffe
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n. [Latin] The small opening in the centre of the iris through which the rays of light pass to the retina.
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n. [Latin] A youth or scholar of either sex under the care of an instructor ; one under the care of a guardian ; ward ;-one under puberty or legal majority ; minor.
Word of the day
Photofrin II
- purified component HEMATOPORPHYRIN DERIVATIVE, consists a mixture oligomeric porphyrins. used therapy (PHOTORADIATION); treat malignant lesions with visible light and experimentally as an antiviral agent. It is the first drug to be approved in use of photodynamic therapy United States.