DIOPTASES

Noun

dioptases

plural of dioptase

Anagrams

• potasside

Source: Wiktionary


DIOPTASE

Di*op"tase, n. Etym: [Gr. dioptase.] (Min.)

Definition: A hydrous silicate of copper, occurring in emerald-green crystals.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

27 June 2025

SQUARE

(adjective) having four equal sides and four right angles or forming a right angle; “a square peg in a round hole”; “a square corner”


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Coffee Trivia

Hawaii and California are the only two U.S. states that grow coffee plants commercially.

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