Webster's Online Dictionary
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Definition: INDEX GLASS

Part of Speech Definition
Expression 1. The mirror on the index of a quadrant, sextant, etc.[Websters].

Source: Webster's Revised Unabridged Dictionary (1913)

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Definition: INDEX GLASS

Part of SpeechDefinition
Expression1. The mirror on the index of a quadrant, sextant, etc.[Websters].

Source: Webster's Revised Unabridged Dictionary (1913)

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Common Expressions: INDEX GLASS

ExpressionsDefinition
Index glassThe mirror on the index of a quadrant, sextant, etc. Source: Webster's Revised Unabridged Dictionary.

Source: compiled by the editor from various references; see credits.

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