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单词 radioisotope
释义

Definition of radioisotope in English:

radioisotope

noun ˌreɪdɪəʊˈʌɪsətəʊpˌreɪdioʊˈaɪsətoʊp
Chemistry
  • A radioactive isotope.

    〔化〕放射性同位素

    Example sentencesExamples
    • In essence, the process involves binding a radioisotope to a compound that has a specific affinity for an organ or region of the body.
    • The radioactive tracer evaluated for this study, known by the brand name Zemiva, links a fatty acid to a radioisotope which is injected in the patient.
    • In 1934 he used a radioisotope of phosphorus to study how human tissue absorbs phosphate.
    • Synthesis of the heavier transuranic elements, as well as of radioisotopes of the natural elements, is sometimes included under the broader umbrella of chemical synthesis.
    • In cardiology, perfusion to cardiac tissue can be studied using radioisotopes such as N13 ammonia.

Derivatives

  • radioisotopic

  • adjective ˌreɪdɪəʊʌɪsəˈtɒpɪk
    Chemistry
    • Presently, the Triassic in general and the Late Triassic, in particular, have very few reliable radioisotopic dates.
      Example sentencesExamples
      • I noticed some important omissions, and would like to point out that the field of radioisotopic dating is far more advanced than his article suggests.
      • The variables studied include demographics, symptoms, roentgenographic patterns, pulmonary function tests, exercise physiology, radioisotopic lung scans, and cellular and biochemical BAL profiles.
      • We can determine the absolute age of some rock strata, if we are fortunate and the rock contains right kind of mineral deposits to get a good fix in time using radioisotopic methods.
      • Healthy elderly volunteers were infused with normal saline either intravenously or subcutaneously, using radioisotopic triated water and technetium pertechnetate.
  • radioisotopically

  • adverb-ˈtɒpɪk(ə)li
    Chemistry

Rhymes

isotope

Definition of radioisotope in US English:

radioisotope

nounˌrādēōˈīsətōpˌreɪdioʊˈaɪsətoʊp
Chemistry
  • A radioactive isotope.

    〔化〕放射性同位素

    Example sentencesExamples
    • In 1934 he used a radioisotope of phosphorus to study how human tissue absorbs phosphate.
    • In cardiology, perfusion to cardiac tissue can be studied using radioisotopes such as N13 ammonia.
    • In essence, the process involves binding a radioisotope to a compound that has a specific affinity for an organ or region of the body.
    • Synthesis of the heavier transuranic elements, as well as of radioisotopes of the natural elements, is sometimes included under the broader umbrella of chemical synthesis.
    • The radioactive tracer evaluated for this study, known by the brand name Zemiva, links a fatty acid to a radioisotope which is injected in the patient.
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更新时间:2024/10/19 14:42:45