Loudounite
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A monoclinic mineral containing calcium, hydrogen, oxygen, silicon, sodium, and zirconium.
Etymology
From Loudoun + -ite, after Loudoun County, Virginia.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.