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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
A mixed iron and nickel sulfide mineral, with the chemical formula (Fe,Ni)9S8; the major ore of nickel.
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: none provided
Antonyms: none provided
noun
a mineral (iron and nickel sulphide) that is the chief ore of nickel
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: mineral
History
From Pentland + -ite, after Joseph Barclay Pentland.
