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Minimalist Dictionary
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columbium
noun
A former name of niobium.
Word Frequency 1800~2019
Related words
Other words
embody
junkyard
brim
guide
magnify
paprika
hydrated
yahoo
mutt
perplexed
steam
annex
annotate
ambulance
breeding
carrousel
frill
cupid
rebuilt
outer
tantalum
unalloyed
93
niobium
columbite
aluminide
sulphuret
pentoxide
gadolinite
alloy
carbonitride
oxyde
hafnium
disilicide
cryolite