protactinium
Hello, you have come here looking for the meaning of the word protactinium. In DICTIOUS you will not only get to know all the dictionary meanings for the word protactinium, but we will also tell you about its etymology, its characteristics and you will know how to say protactinium in singular and plural. Everything you need to know about the word protactinium you have here. The definition of the word protactinium will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofprotactinium, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
See also: Protactinium
English
| Chemical element | |
|---|---|
| Pa | |
| Previous: thorium (Th) | |
| Next: uranium (U) | |
Etymology
Pronunciation
- (UK) IPA(key): /ˌpɹəʊ.tækˈtɪn.i.əm/
- (US) enPR: prō"tăktĭ'nēəm, IPA(key): /ˌpɹoʊ.tækˈtɪn.i.əm/
Audio (US): (file)
Noun
protactinium (uncountable)
- A chemical element (symbol Pa) with atomic number 91: a dense, silvery-gray actinide metal.
Usage notes
It was called protoactinium until 1949. Then the name was shortened.
Synonyms
- protoactinium (dated)
Derived terms
Related terms
Translations
chemical element
|
Danish
Noun
protactinium
- protactinium
Dutch
| Chemical element | |
|---|---|
| Pa | |
| Previous: thorium (Th) | |
| Next: uranium (U) | |
Pronunciation
Audio: (file)
Noun
protactinium n (uncountable)
French
Pronunciation
Noun
protactinium m (uncountable)
Further reading
- “protactinium”, in Trésor de la langue française informatisé , 2012.
Latin
Pronunciation
- (Classical Latin) IPA(key): /proː.takˈtiː.ni.um/,
- (modern Italianate Ecclesiastical) IPA(key): /pro.takˈti.ni.um/,
Noun
prōtactīnium n (genitive prōtactīniī); second declension
Declension
Second-declension noun (neuter).
| singular | plural | |
|---|---|---|
| nominative | prōtactīnium | prōtactīnia |
| genitive | prōtactīniī | prōtactīniōrum |
| dative | prōtactīniō | prōtactīniīs |
| accusative | prōtactīnium | prōtactīnia |
| ablative | prōtactīniō | prōtactīniīs |
| vocative | prōtactīnium | prōtactīnia |