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proportion
(Encyclopedia) proportion, in mathematics, the equality of two ratios. Two pairs of quantities a,b and c,d are in proportion if their ratios a/b and c/d are equal, i.e., if the equation a/b=c/d is…pepsin
(Encyclopedia) pepsin, enzyme produced in the mucosal lining of the stomach that acts to degrade protein. Pepsin is one of three principal protein-degrading, or proteolytic, enzymes in the digestive…basilica
(Encyclopedia) CE5 Floor plan of a basilica basilicabasilicabəsĭlˈĭkə [key], large building erected by the Romans for transacting business and disposing of legal matters. Rectangular in form with…sonnet
(Encyclopedia) sonnet, poem of 14 lines, usually in iambic pentameter, restricted to a definite rhyme scheme. There are two prominent types: the Italian, or Petrarchan, sonnet, composed of an octave…common-ion effect
(Encyclopedia) common-ion effect, decrease in solubility of an ionic salt, i.e., one that dissociates in solution into its ions, caused by the presence in solution of another solute that contains one…cupric sulfate
(Encyclopedia) cupric sulfatecupric sulfatek&oomacr;ˈprĭk sŭlˈfāt, ky&oomacr;ˈ– [key] or copper (II) sulfate, chemical compound, CuSO4, taking the form of white rhombohedral crystals or…vendetta
(Encyclopedia) vendettavendettavĕndĕtˈə [key] [Ital.,=vengeance], feud between members of two kinship groups to avenge a wrong done to a relative. Although the term originated in Corsica, the custom…comic strip
(Encyclopedia) comic strip, combination of cartoon with a story line, laid out in a series of pictorial panels across a page and concerning a continuous character or set of characters, whose thoughts…ordeal
(Encyclopedia) ordeal, ancient legal custom whereby an accused person was required to perform a test, the outcome of which decided the person's guilt or innocence. By an ordeal, appeal was made to…nickel
(Encyclopedia) nickel, metallic chemical element; symbol Ni; at. no. 28; at. wt. 58.6934; m.p. about 1,453℃; b.p. about 2,732℃; sp. gr. 8.902 at 25℃; valence 0, +1, +2, +3, or +4. Nickel is a hard,…Trending
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