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atacamite
[ at-uh-kam-ahyt, uh-tak-uh-mahyt ]
/ ˌæt əˈkæm aɪt, əˈtæk əˌmaɪt /
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noun
a mineral, hydrated chloride of copper, Cu2Cl(OH)3, occurring in a green, granular form: a minor ore of copper.
QUIZ
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Which of the following nouns has an irregular plural form?
Origin of atacamite
1830–40; named after Atacama Desert; see -ite1
Words nearby atacamite
-ata, ataata, at about, Atabrine, Atacama Desert, atacamite, Atacand, atactic, at a discount, ataghan, Atahualpa
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022