protactinium
/ˌpɹəʊ.tækˈtɪn.i.əm//ˌpɹoʊ.tækˈtɪn.i.əm/
protactinium noun: a chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.
Noun
protactinium (uncountable)
- A chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.
- An atom of this element.
protactinium meaning in Hindi, Tamil, Arabic and Malay
protactinium in Hindi
- chemical element
- प्रैजातु praijātu
protactinium in Tamil
- chemical element
- புரொட்டக்டினியம் puroṭṭakṭiṉiyam
protactinium in Arabic
- chemical element
- بُرُوتَكْتِينِيُوم burūtaktīniyūm
protactinium in Malay
- chemical element
- protaktinium
More languagesFewer languages
- protactinium in Thai
- โพรแทกทิเนียม proo-tɛ́k-tí-nîiam
- protactinium in Vietnamese
- protactini
Synonyms of protactinium
Origin of protactinium
From proto- + actinium.
Words formed from protactinium
Questions about protactinium
- What does protactinium mean?
- Protactinium means a chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.
- What is protactinium in Hindi?
- Protactinium in Hindi is प्रैजातु (praijātu). See Protactinium meaning in Hindi.
- What part of speech is protactinium?
- Protactinium is a noun.
- How do you pronounce protactinium?
- Protactinium is pronounced /ˌpɹəʊ.tækˈtɪn.i.əm/ (UK).
Words near protactinium in the dictionary
Source and license
Adapted from Wiktionary: protactinium (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.
Last updated:
Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vininn126-protactinium.wav, LL-Q1860 (eng)-Tesco250-protactinium.wav.
Cite this entry: “protactinium.” Word.ws, https://word.ws/protactinium. Based on Wiktionary, CC BY-SA 4.0.