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Minimalist Dictionary
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protium
noun
Synonyms
H-1
hydrogen-1
hydrogen-one
U-1
unium-1
unium-one
An atom of this isotope.
Word Frequency 1800~2019
Related words
Other words
compound
seltzer
fondling
convent
tiny
destruct
granular
tag
vexingly
wobbly
exorcism
cavalier
handbag
unshaken
pedigree
parade
overall
skyward
neurosis
herald
genus protium
deuterium
tritium
hyperhydrogen
hydrogen
proton number
quadrium
proton
helium
helium-3
protron
triton
hydrion
diproton
deuteron