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| Nic·ol prism [ ník'l prìzzəm ] (plural Nic·ol prisms) |
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| Definition: |
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device for producing polarized light: a device for producing light polarized in a plane, consisting of two specially shaped calcite prisms cemented together with Canada balsam
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| [Mid-19th century. After William Nicol (1768-1851), Scottish physicist and geologist] |
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