pro·ti·um (pr  t - m, prsh-)n. The most abundant isotope of hydrogen, H1, with atomic mass 1. |
protium [ˈprəʊtɪəm]
n
(Chemistry / Elements & Compounds) the most common isotope of hydrogen, having a mass number of 1
[New Latin, from proto- + -ium]
| protium (prt-m, -sh-m) The most abundant isotope of hydrogen, having an atomic mass of 1. Its nucleus consists of a single proton. See more at hydrogen. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | Protium - genus of chiefly tropical American trees having fragrant wood and yielding gum elemi rosid dicot genus - a genus of dicotyledonous plants Burseraceae, family Burseraceae, torchwood family - resinous or aromatic chiefly tropical shrubs or trees Protium heptaphyllum - tropical American tree Protium guianense - tropical American tree |
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