protactinium
See also: Protactinium
English edit
Chemical element | |
---|---|
Pa | |
Previous: thorium (Th) | |
Next: uranium (U) |
Etymology edit
Pronunciation edit
- (UK) IPA(key): /ˌpɹəʊ.tækˈtɪn.i.əm/
- (US) enPR: prō"tăktĭ'nēəm, IPA(key): /ˌpɹoʊ.tækˈtɪn.i.əm/
Audio (US) (file)
Noun edit
protactinium (uncountable)
- A chemical element (symbol Pa) with atomic number 91: a dense, silvery-gray actinide metal.
Usage notes edit
It was called protoactinium until 1949. Then the name was shortened.
Synonyms edit
- protoactinium (dated)
Derived terms edit
Related terms edit
Translations edit
chemical element
|
Danish edit
Noun edit
protactinium
- protactinium
Dutch edit
Chemical element | |
---|---|
Pa | |
Previous: thorium (Th) | |
Next: uranium (U) |
Pronunciation edit
Audio (file)
Noun edit
protactinium n (uncountable)
French edit
Pronunciation edit
Noun edit
protactinium m (uncountable)
Further reading edit
- “protactinium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Latin edit
Pronunciation edit
- (Classical) IPA(key): /proː.takˈtiː.ni.um/, [proːt̪äkˈt̪iːniʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /pro.takˈti.ni.um/, [prot̪äkˈt̪iːnium]
Noun edit
prōtactīnium n (genitive prōtactīniī); second declension
Declension edit
Second-declension noun (neuter).
Case | Singular | Plural |
---|---|---|
Nominative | prōtactīnium | prōtactīnia |
Genitive | prōtactīniī | prōtactīniōrum |
Dative | prōtactīniō | prōtactīniīs |
Accusative | prōtactīnium | prōtactīnia |
Ablative | prōtactīniō | prōtactīniīs |
Vocative | prōtactīnium | prōtactīnia |