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 WordNet Dictionary |
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[n] an optical device for obtaining interference fringes |
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BIPRISM is a 7 letter word that starts with B. |
| | See Also: | | optical device, optical prism, prism |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Bi"prism\, n. [Pref. bi- + prism.]
1. 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.
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