isotope


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i·so·tope

 (ī′sə-tōp′)
n.
One of two or more atoms having the same atomic number but different mass numbers.

[iso- + Greek topos, place (so called because the isotopes of a chemical element occupy the same position in the periodic table of elements).]

i′so·top′ic (-tŏp′ĭk) adj.
i′so·top′i·cal·ly adv.

isotope

(ˈaɪsəˌtəʊp)
n
(Chemistry) one of two or more atoms with the same atomic number that contain different numbers of neutrons
[C20: from iso- + Greek topos place]
isotopic adj
ˌisoˈtopically adv
isotopy n

i•so•tope

(ˈaɪ səˌtoʊp)

n.
one of two or more forms of a chemical element having the same number of protons, or the same atomic number, but having different numbers of neutrons, or different atomic weights.
[1913; iso- + Greek tópos place]
i′so•top′ic (-ˈtɒp ɪk) adj.
i`so•top′i•cal•ly, adv.
i•sot•o•py (aɪˈsɒt ə pi, ˈaɪ səˌtoʊ pi) n.

i·so·tope

(ī′sə-tōp′)
One of two or more atoms that have the same number of protons but a different number of neutrons. Carbon 12, the most common form of carbon, has six protons and six neutrons, whereas carbon 13 has six protons and seven neutrons.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.isotope - one of two or more atoms with the same atomic number but with different numbers of neutrons
atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element
radioisotope - a radioactive isotope of an element; produced either naturally or artificially
deuterium, heavy hydrogen - an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)
Translations
izotóp
samsæta
izotopas
isotop

isotope

[ˈaɪsəʊtəʊp] Nisótopo m

isotope

[ˈaɪsətəʊp] nisotope m

isotope

nIsotop nt

isotope

[ˈaɪsəˌtəup] nisotopo

i·so·tope

n. isótopo, elemento químico parte de un grupo de elementos que presentan propiedades casi idénticas, pero difiere de éstos en el peso atómico.

isotope

n isótopo
References in periodicals archive ?
Controlled diet and climate experiments on nitrogen isotope ratios of rats.
The Royal College of Radiologists (RCG) fear leaving the organisation could restrict UK access to imported radioactive isotopes that are widely used in scans and treatment.
Based on previous research, this study focused on the Fe isotope composition characteristics of hydrothermal systems, including composition variations of chalcopyrite, pyrite, and sphalerite, and the possible controlling factors.
The isotope composition, in the case of oxygen, is measured as the ratio between two forms of oxygen: the common isotope, oxygen 16 (16O) and its rare, heavy form, oxygen 18 (18O).
This new study reveals a primary biological control step in microbial sulfur metabolism, and clarifies which cellular states lead to which types of sulfur isotope fractionation.
Imagine you have 1,000 plutonium-239 isotopes. In 24,100 years which is its half-life, you will be left with 500 plutonium-239 Isotopes.
Nuclear power company BWX Technologies Inc (NYSE:BWXT) revealed on Monday the completion of the acquisition of Nordion medical isotope business from Sotera Health for an undisclosed amount.
Explosives from ammonium nitrate, to Semtex and a smorgasbord of other chemicals, have gone under the advanced analysis, known as isotope ratio mass spectrometry.
Stable isotope ([[delta].sup.2]H) relationships have been used to determine the origin of various insect populations, including Danaus plexippus Linnaeus (Lepidoptera: Nymphalidae), Episyrphus balteatus (De Geer) [Diptera: Syrphidae), Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae), and Arhopalus ferus (Mulsant) (Coleoptera: Cerambycidae), and the results have demonstrated that a stable isotope ratio can be used as a biogeographical location marker (Dawadi & Lugtenburg 2013; Holder et al.
US-based safety testing and sterilisation specialist Sotera Health LLC has entered into a definitive asset purchase agreement to sell the Medical Isotopes segment of its Nordion business to a subsidiary of BWX Technologies, Inc, the company said.