stauroscope

/ ˌstɔːrəˈskɒpɪk, ˈstɔːrəˌskəʊp /

noun

1. obsolete,  an optical instrument for studying the crystal structure of minerals under polarized light

Other Word Forms

• stauroscopic adjective
• stauroscopically adverb

Word History and Origins

Origin of stauroscope¹

C19: from Greek stauros a cross + _-scope

Example Sentences

The "stauroscope", an optical instrument for studying the crystal structure of minerals under polarized light, is also no longer used.

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