BIPRISMS

Noun

biprisms

plural of biprism

Source: Wiktionary


BIPRISM

Bi"prism, n. [Pref. bi- + prism.]

1.

Definition: A prism whose refracting angle is very nearly 180 degrees.

2. A combination of two short rectangular glass prisms cemented together at their diagonal faces so as to form a cube; -- called also optical cube. It is used in one form of photometer.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

11 March 2025

CATECHISM

(noun) an elementary book summarizing the principles of a Christian religion; written as questions and answers


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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