Amici prism

Ami·​ci prism | \ əˈmēchē- \

Definition of Amici prism

: a composite prism used in direct-vision spectroscopes and made by combining alternate flint and crown glass components with their refracting edges in opposite directions and with prism angles so chosen that nonhomogeneous light passing through the prism is dispersed into a spectrum, the beam as a whole undergoing no net deviation — compare achromatic prism

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First Known Use of Amici prism

1855, in the meaning defined above

History and Etymology for Amici prism

after Giovanni Battista Amici †1863 Italian astronomer

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The first known use of Amici prism was in 1855

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Cite this Entry

“Amici prism.” Dictionary, Merriam-Webster, Accessed 4 Aug. 2021.

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