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dioptase

Noun CEFR B2

Definitions

An intense emerald-green to bluish-green copper cyclosilicate mineral.

countable, uncountable

Equivalents

Españoldioptasa
Françaisdioptase
DeutschDioptas
4 more languages
Suomidioptaasi
Italianodioptasio
Nederlandsdioptaas
Русскийдиоптаз

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Diopter dioptid dioptine dioptometer dioptre dioptric

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