| lapis | Origin: L. A stone. Lapis calaminaris . [NL. <chemical> Calamine. Lapis infernalis . [L] Fused nitrate of silver; lunar caustic. Source: Websters Dictionary (01 Mar 1998) |
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| lapis lazuli | <chemical> An albuminous mineral of a rich blue colour. Same as Lazuli, which see. Source: Websters Dictionary (01 Mar 1998) |