First Known Use: 1904
Dictionary
thorianite
noun tho·ri·a·nite \-ē-ə-ˌnīt\
Definition of THORIANITE
: a strongly radioactive mineral that is an oxide of thorium and often contains rare earth elements
ADVERTISEMENT
Origin of THORIANITE
irregular from thoria
Learn More About THORIANITE
Browse
Next Word in the Dictionary: thoriatePrevious Word in the Dictionary: thoriaAll Words Near: thorianite
ADVERTISEMENT
Seen & Heard
What made you want to look up thorianite? Please tell us where you read or heard it (including the quote, if possible).