Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
Cuprous sulfide, Cu2S, an important ore of copper.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Synonyms: chalcosine, copper-glance, redruthite
Antonyms: none provided
noun
a heavy grey mineral that is an ore of copper
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: copper glance
Antonyms: none provided
Broader terms: mineral
History
Etymology tree Ancient Greek χαλκός (khalkós) Proto-Indo-European *-tósder. Ancient Greek -της (-tēs)der. Ancient Greek -ῑ́της (-ī́tēs)der. Latin -ītēsbor. French -iteder. English -ite English chalcocite From Ancient Greek χαλκός (khalkós) + English -ite.
Across languages
9 source translations are retained for this English entry.
