rare earth

R r

Transcription

- US Pronunciation
- US IPA
- [rair urth]
- /rɛər ɜrθ/

- US Pronunciation
- US IPA
- [rair urth]
- /rɛər ɜrθ/

Definitions of rare earth words

noun rare earth the oxide of any of the rare-earth elements contained in various minerals. 1
noun rare earth any oxide of a lanthanide 0
noun rare earth any of certain basic oxides much alike in physical and chemical properties; specif., any of the oxides of the rare-earth elements 0
noun rare earth any of the rare-earth elements 0

See all 4 definitions of rare earth

Information block about the term

Origin of rare earth

First appearance:

before 1875

One of the 25% newest English words

First recorded in 1875-80

Historical Comparancy

Parts of speech for Rare earth

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Rare earth

rare earth popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 37% of English native speakers know the meaning and use word.

According to our data about 54% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

rare earth usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for rare earth

noun rare earth

base metal — A base metal is a metal such as copper, zinc, tin, or lead that is not a precious metal.

Just one Synonym for rare earth