PSILOMELANES

Noun

psilomelanes

plural of psilomelane

Source: Wiktionary


PSILOMELANE

Psi*lom"e*lane, n. Etym: [Gr. (Min.)

Definition: A hydrous oxide of manganese, occurring in smooth, botryoidal forms, and massive, and having an iron-black or steel-gray color.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

13 January 2025

SOAK

(noun) the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid); “a good soak put life back in the wagon”


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Coffee Trivia

In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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