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if the elements are arranged in the sequence of their atomic numbers, they fall into distinctive periods of 2, 8, 8, 18, 18, and 32 elements; see also periodic table, under table. Called also Mendeleev's l.Medical dictionary. 2011.
Periodic law — Periodic Pe ri*od ic, Periodical Pe ri*od ic*al, a. [L. periodicus, Gr. ?: cf. F. p[ e]riodique.] 1. Of or pertaining to a period or periods, or to division by periods. [1913 Webster] The periodicaltimes of all the satellites. Sir J. Herschel.… … The Collaborative International Dictionary of English
Periodic law — Law Law (l[add]), n. [OE. lawe, laghe, AS. lagu, from the root of E. lie: akin to OS. lag, Icel. l[ o]g, Sw. lag, Dan. lov; cf. L. lex, E. legal. A law is that which is laid, set, or fixed; like statute, fr. L. statuere to make to stand. See… … The Collaborative International Dictionary of English
periodic law — n. the principle that the properties of the chemical elements recur periodically when the elements are arranged in increasing order of their atomic numbers … English World dictionary
periodic law — /pear ee od ik, pear /, Chem. 1. the law that the properties of the elements are periodic functions of their atomic numbers. 2. Also called Mendeleev s law. (originally) the statement that the chemical and physical properties of the elements… … Universalium
periodic law — periodinis dėsnis statusas T sritis Standartizacija ir metrologija apibrėžtis Cheminių elementų savybių periodinė priklausomybė nuo jų atomų branduolio krūvio. atitikmenys: angl. periodic law vok. periodisches Gesetz, n rus. периодический закон,… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
periodic law — periodinis dėsnis statusas T sritis chemija apibrėžtis Cheminių elementų savybių periodinė priklausomybė nuo jų atomų branduolio krūvio. atitikmenys: angl. periodic law rus. периодический закон … Chemijos terminų aiškinamasis žodynas
periodic law — periodinis dėsnis statusas T sritis fizika atitikmenys: angl. periodic law vok. periodisches Gesetz, n rus. периодический закон, m pranc. loi périodique, f … Fizikos terminų žodynas
periodic law of Mendeleef — Mendelejevo periodinis dėsnis statusas T sritis fizika atitikmenys: angl. periodic law of Mendeleef vok. Periodengesetz von Mendelejew, n rus. периодический закон Менделеева, m pranc. loi périodique de Mendéléev, f … Fizikos terminų žodynas
periodic law — noun (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers • Syn: ↑Mendeleev s law • Topics: ↑chemistry, ↑chemical science • Hypernyms: ↑law, ↑ … Useful english dictionary
periodic law — pe′ri•od′ic law′ [[t]ˈpɪər iˈɒd ɪk, ˌpɪər [/t]] n. 1) chem. the law that the properties of the chemical elements are periodic functions of their atomic numbers 2) chem. (formerly) the statement that the chemical and physical properties of the… … From formal English to slang
