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nitrogen-13

nitrogen-13 noun: a radioactive isotope of nitrogen, 137N, having seven protons and six neutrons, and a half-life of less than ten minutes; it is used in positron emission tomography. It also plays a role in the CNO cycle.

Noun

nitrogen-13 (uncountable)

  1. A radioactive isotope of nitrogen, 137N, having seven protons and six neutrons, and a half-life of less than ten minutes; it is used in positron emission tomography. It also plays a role in the CNO cycle.

Questions about nitrogen-13

What does nitrogen-13 mean?
Nitrogen-13 means a radioactive isotope of nitrogen, 137N, having seven protons and six neutrons, and a half-life of less than ten minutes; it is used in positron emission tomography. It also plays a role in the CNO cycle.
What part of speech is nitrogen-13?
Nitrogen-13 is a noun.

Words near nitrogen-13 in the dictionary

  1. nitrogen tetroxide
  2. nitrogen tribromide
  3. nitrogen trichloride
  4. nitrogen trifluoride
  5. nitrogen triiodide
  6. nitrogen-13
  7. nitrogen-14
  8. nitrogen-15
  9. nitrogen-fixing
  10. nitrogenase
  11. nitrogenases

Source and license

Adapted from Wiktionary: nitrogen-13 (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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