Longman Dictionary of Contemporary English - isotope
Связанные словари
Isotope
isotope
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1.
(isotopes) Isotopes are atoms that have the same number of protons and electrons but different numbers of neutrons and therefore have different physical properties. (TECHNICAL) ...tritium, a radioactive isotope of hydrogen. N-COUNT ...Collins COBUILD Advanced Learner's English Dictionary
2.
noun Etymology: is- + Greek topos place Date: 1913 1. any of two or more species of atoms of a chemical element with the same atomic number and nearly identical chemical behavior but with differing atomic mass or mass number and different physical properties 2. nuclide • isotopic adjective • isotopically adverb ...Merriam-Webster Collegiate Dictionary
3.
n. Chem. one of two or more forms of an element differing from each other in relative atomic mass, and in nuclear but not chemical properties. Derivatives isotopic adj. isotopically adv. isotopy n. Etymology: ISO- + Gk topos place (i.e. in the periodic table of elements) ...Толковый словарь английского языка Oxford English Reference
4.
изотоп изотопический, изотопный - activating isotope - alpha-emitting isotope - beta-emitting isotope - biologically significant isotope - daughter isotope - enriched isotope - fertile isotope - fission isotope - gamma-emitting isotope - heavy isotope - industrial isotope - intermediate isotope - light isotope - long-lived isotope - man-made isotope - naturally occurring isotope - natural isotope - neutron-deficient isotope - neutron-rich isotope - original isotope - parent isotope - radioactive isotope - short-lived isotope - stable isotope - tracer isotope - unstable isotope ...Большой Англо-русский Русско-английский политехнический словарь
5.
изотопический, изотопный - daughter isotope - fissionable isotope - heavy isotope - intermediate isotope - isotope effect - isotope separation - isotope shift - isotope source - light isotope - long-lived isotope - man-made isotope - natural isotope - neutron-excess isotope - neutron-rich isotope - parent isotope - principal isotope - pure isotope - radioactive isotope - short-lived isotope - stable isotope - synthesize an isotope - unstable isotope ...Англо-русский Русско-английский научно-технический словарь
6.
1. хим. изотоп radioactive isotope —- радиоактивный изотоп heavy isotope —- тяжелый изотоп isotope number —- изотопическое число ...Новый большой англо-русский словарь
Англо-русский словарь
8.
- 1913, coined by British chemist Frederick Soddy, from Gk. isos "equal" + topos "place;" so called because despite the different atomic weights, the various forms of an element occupy the same place on the periodic table. ...Английский Этимологический словарь
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