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Contact lenses
Contact Lens Background The contact lens is a device worn in the eye to correct vision, although some people wear colored contact lens to enhance or change their eye color. The thin plastic lens floats on a film of tears directly over the cornea. For some forms of eye... Read more |
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Contact dermatitis
Contact dermatitis Definition Contact dermatitisis the name for any skin inflammation that occurs when the skin's surface comes in contact with a substance originating outside the body. There are two major categories of contact dermatitis, irritant and allergic.... Read more |
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Rapport
Rapport A mystical sympathetic or antipathetic connection between two persons. It was formerly believed that for a witch to harm her victims, the latter must first have become in rapport with her, either by contact with her person or by contact with some garment she has worn. A certain Irish witch,... Read more |
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Contact
CONTACT A contact is a person or animal that has been in association with a disease-infected person or animal in such a way as to have had an opportunity to acquire the infection and be capable of transmitting it. A contact may not be ill or have any overt signs or symptoms of infection, yet may... Read more |
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contact lens
contact lens Lens worn on the cornea to aid defective vision. Invented in 1887, lenses were initially made of glass. Modern contact lenses, developed (1948) by Kevin Tuohy, are made of plastic. Hard (corneal) lenses cover the pupil and part of the cornea. They are usually gas-permeable (allowing... Read more |
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Assault and Battery
ASSAULT AND BATTERY Assault and battery are two distinct common law crimes that exist in all American jurisdictions, usually as statutory misdemeanors. Battery involves actual physical contact with the victim and is defined as conduct producing a bodily injury or an offensive contact. Assault, on... Read more |
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fertilization
fertilization in biology, process in the reproduction of both plants and animals, involving the union of two unlike sex cells (gametes), the sperm and the ovum , followed by the joining of their nuclei. In the flowers of higher plants, the process occurs after pollination has enabled the... Read more |
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squint
squint Eye contact is essential for effective social intercourse. This ranges from the parental insistence that an erring child should ‘Look at me when I'm talking to you’ to the speaker who must look at his audience, even if it is via a TV camera, to keep their attention. Avoiding eye... Read more |
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Ferdinand Bol
Ferdinand Bol , 1616-80, Dutch painter. He studied with Rembrandt in Amsterdam, and his early work (e.g., Elizabeth Bas, Amsterdam) has sometimes been confused with that of his master. His style was modified after 1650 through contact with van der Helst. Thereafter he moved away from a... Read more |
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porcupine
porcupine member of either of two rodent families, characterized by having some of its hairs modified as bristles, spines, or quills. The quills are loosely attached to the porcupines' skin and pull out easily, remaining imbedded in any predator that comes in contact with them. The New World, or... Read more |
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