noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A mineral form of copper sulfate, CuSO₄. uncountable, usually
2. 2
   hydrated blue crystalline form of copper sulfate wordnet

Synonyms

All synonyms

blue copperasblue stoneblue vitriolblue vitriolbluestonebluestone

Etymology

From chalcanthum (“flowers of copper”) + -ite, from Ancient Greek χάλκανθον (khálkanthon).

Related phrases

copper sulfate

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.