PEARLSTONE

Pearl"ite, Pearl"stone`, n. (Min.)

Definition: A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under Perlitic.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

5 October 2024

FUTON

(noun) mattress consisting of a pad of cotton batting that is used for sleeping on the floor or on a raised frame


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Coffee Trivia

There are more than 50 countries that export coffee. They are near the equator, where the climate is conducive to producing coffee beans.

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