Strontium-90
Strontium-90 Strontium-90 A radioactive isotope of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called {radiostrontium}. It has a half-life of 28 years. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Strontium 90 — may refer to: *Strontium 90, a Strontium isotope *Strontium 90 (band) was a British band …   Wikipedia

  • strontium 90 — n a heavy radioactive isotope of strontium having the mass number 90 that is present in the fallout from nuclear explosions and is hazardous because like calcium it can be assimilated in biological processes and deposited in the bones of human… …   Medical dictionary

  • strontium 90 — strontium 90. См. стронций 90. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Strontium 90 — Le strontium 90, noté 90Sr, est l isotope du strontium dont le nombre de masse est égal à 90 : son noyau atomique compte 38 protons et 52 neutrons avec un spin 0+ pour une masse atomique de 89,9077376 g/mol. Il est caractérisé par un… …   Wikipédia en Français

  • Strontium-90 — Infobox isotope alternate names = symbol =Sr mass number =90 mass = num neutrons =52 num protons =38 abundance = halflife =28.8 years error halflife = background =#7F7 text color = decay product =isotopes of yttrium#90 decay symbol =Y decay mass …   Wikipedia

  • strontium 90 — noun a radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions; can be assimilated like calcium into bones • Hypernyms: ↑strontium, ↑Sr, ↑atomic number 38 * * * noun : a heavy radioactive… …   Useful english dictionary

  • strontium-90 — stronˈtium 90 noun A radioactive isotope of strontium, an important element in nuclear fallout • • • Main Entry: ↑strontium …   Useful english dictionary

  • strontium 90 — noun Date: 1952 a heavy radioactive isotope of strontium of mass number 90 that has a half life of 29 years, that is present in nuclear waste and fallout, and that is hazardous because like calcium it can be assimilated in biological processes… …   New Collegiate Dictionary

  • strontium 90 — Chem. a harmful radioactive isotope of strontium, produced in certain nuclear reactions and present in their fallout. Also called radiostrontium. [1950 55] * * * …   Universalium

  • strontium-90 — noun The radioactive isotope of strontium, , that is present in the fallout from nuclear explosions and, being chemically similar to calcium, is accumulated in the bones …   Wiktionary

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