Dictionary

rare earth

noun

Definition of RARE EARTH

1
:  any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals

First Known Use of RARE EARTH

1875

rare earth

noun \ˌrer-ˈərth\   (Medical Dictionary)

Medical Definition of RARE EARTH

1
:  any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals

Browse

2 ENTRIES FOUND:
Next Word in the Dictionary: rare earth elementPrevious Word in the Dictionary: rarebitAll Words Near: rare earth
May 22, 2015
nepotism Hear it
favoritism based on kinship
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