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wheel and axle
(Encyclopedia) CE5 Wheel and axle wheel and axle, simple machine consisting of a wheel mounted rigidly upon an axle or drum of smaller diameter, the wheel and the axle having the same axis. It is…tribe
(Encyclopedia) tribe [Lat., tribus: the tripartite division of Romans into Latins, Sabines, and Etruscans], a social group bound by common ancestry and ties of consanguinity and affinity; a common…nonsteroidal anti-inflammatory drug
(Encyclopedia) nonsteroidal anti-inflammatory drug, a drug that suppresses inflammation in a manner similar to steroids, but without the side effects of steroids; commonly referred to by the acronym…acne
(Encyclopedia) acne, common inflammatory disease of the hair follicles and sebaceous glands characterized by blackheads, whiteheads, pustules, nodules and, in the more severe forms, by cysts and…rail
(Encyclopedia) rail, common name for some members of the large family Rallidae, marsh and tropical forest birds that include the gallinule and the coot, two specialized rails. Rails are cosmopolitan…sexually transmitted disease
(Encyclopedia) sexually transmitted disease (STD) or venereal disease, term for infections acquired mainly through sexual contact. Five diseases were traditionally known as venereal diseases:…pompano
(Encyclopedia) pompanopompanopŏmˈpənō [key], common name for fishes of the genus Trachinotus, members of a large and important family (Carangidae) of mackerellike fishes, abundant in warm seas around…rabbit
(Encyclopedia) rabbit, name for herbivorous mammals of the family Leporidae, which also includes the hare and the pika. Rabbits and hares have large front teeth, short tails, and large hind legs and…Formulas for the Volumes of Some Common Solids (table)
(Encyclopedia) Formulas for the Volumes of Some Common Solids Solid Volume1 cube l3 right rectangular parallelepiped lwh prism Bh right circular cylinder πr2h pyramid 1&fslsh;3Bh right…Graham, Thomas
(Encyclopedia) Graham, Thomas, 1805–69, Scottish chemist, best known for research in diffusion in both gases and liquids that led to his formulation of Graham's law. His discovery that certain…Trending
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