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Minimalist Dictionary
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protactinium
/ˌpɹəʊ.tækˈtɪn.i.əm/
noun
Synonyms
protoactinium
A chemical element (symbol Pa) with atomic number 91: a dense, silvery-gray actinide metal.
Word Frequency 1800~2019
Related words
Other words
briskness
exchange
twins
shadow
mongoose
comprised
atlas
brutishly
racism
heavily
judgingly
profanity
plentiful
justly
crook
identify
unripe
caucasian
skier
smith
pa
atomic number 91
protoactinium
actinium
transuranium
protium
neptunium
curium
technetium
ionium
berkelium
francium
tetrafluoride
plutonium
americium