| 释义 |
Definition of protium in English: protiumnoun ˈprəʊtɪəm mass nounChemistry The common, stable isotope of hydrogen, as distinct from deuterium and tritium. Example sentencesExamples - His hypothesis was that the lighter and more abundant protium isotope would evaporate more quickly than the heavier hydrogen - 2 isotope.
- The three isotopes are sometimes known by the names of protium, deuterium, and tritium.
Origin 1930s: modern Latin, from Greek prōtos 'first'. Definition of protium in US English: protiumnoun Chemistry The common, stable isotope of hydrogen, as distinct from deuterium and tritium. Example sentencesExamples - His hypothesis was that the lighter and more abundant protium isotope would evaporate more quickly than the heavier hydrogen - 2 isotope.
- The three isotopes are sometimes known by the names of protium, deuterium, and tritium.
Origin 1930s: modern Latin, from Greek prōtos ‘first’. |