Dictionary

protium

noun pro·ti·um \ˈprō-tē-əm, ˈprō-shē-\

Definition of PROTIUM

:  the ordinary light hydrogen isotope of atomic mass 1

Origin of PROTIUM

New Latin, from Greek prōtos first
First Known Use: 1933
Medical Dictionary

protium

noun pro·ti·um \ˈprōt-ē-əm, ˈprō-shē-\

Medical Definition of PROTIUM

:  the ordinary light hydrogen isotope of atomic mass 1

Browse

Next Word in the Dictionary: proto-Previous Word in the Dictionary: protistologistAll Words Near: protium
June 30, 2015
disinformation Hear it
false information deliberately spread
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears