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indicators, acid-base
(Encyclopedia) indicators, acid-base, organic compounds that, in aqueous solution, exhibit color changes indicative of the acidity or basicity of the solution. Common indicators include p-nitrophenol…ninebark
(Encyclopedia) ninebark, any plant of the genus Physocarpus of the family Rosaceae (rose family). Ninebarks are North American (one is Asian) deciduous, hardy, spring-blooming shrubs, with thin bark…Mundell, Robert A.
(Encyclopedia) Mundell, Robert A., 1932–2021, Canadian economist, b. Kingston, Ont., Massachusetts Institute of Technology (Ph.D. , 1956). He taught at…athlete's heart
(Encyclopedia) athlete's heart, common term for an enlarged heart associated with repeated strenuous exercise. As a result of the increased workload required of it, the heart will increase…daphne, in botany
(Encyclopedia) daphne, common name for, and genus name of, certain low deciduous or evergreen shrubs native to Eurasia. In the United States several naturalized species are cultivated for their…echinacea
(Encyclopedia) echinaceaechinaceaĕkˌənāˈshēə [key], popular herbal remedy, or botanical, believed to benefit the immune system. It is used especially to alleviate common colds and the flu. Several…Hastings, Serranus Clinton
(Encyclopedia) Hastings, Serranus ClintonHastings, Serranus Clintonsĕrˈənəs [key], 1814–93, American judge, b. Jefferson co., N.Y. He was admitted to the Indiana bar in 1836 and moved to Iowa soon…Briggs, Henry
(Encyclopedia) Briggs, Henry, 1561–1630, English mathematician. He was the first professor of geometry at Gresham College, London (1596–1619), and Savilian professor of astronomy at Oxford (from 1619…abbreviation
(Encyclopedia) abbreviation, in writing, arbitrary shortening of a word, usually by cutting off letters from the end, as in U.S. and Gen. (General). Contraction serves the same purpose…Bermuda grass
(Encyclopedia) Bermuda grass, perennial pasture, lawn, and hay grass (Cynodon dactylon) of the family Poaceae (grass family), native to Africa and Asia and now common in warm regions of both…Trending
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