Synonyms|123Antonyms|0|Broader|4Narrower|0Related|10
5
Pa
4
protoactinium
3
element(noun, element)
3
gold(noun, element)
3
iron(noun, element)
3
lead(noun, element)
3
radium(noun, element)
3
silver(noun, element)
2
atomic number 91
2
metal
1
actinium(noun, element)
1
aluminum(noun, element)
1
americium(noun, element)
1
antimony(noun, element)
1
argon(noun, element)
1
arsenic(noun, element)
1
astatine(noun, element)
1
barium(noun, element)
1
berkelium(noun, element)
1
beryllium(noun, element)
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APASmart Define. (2015). Protactinium thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/protactinium/thesaurus/synonyms
ChicagoSmart Define. 2015. "Protactinium thesaurus" https://smartdefine.org/protactinium/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, Protactinium thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/protactinium/thesaurus/synonyms>.
MLASmart Define. "Protactinium thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/protactinium/thesaurus/synonyms>