First Known Use: 1751
Dictionary
lunar caustic
noun
Definition of LUNAR CAUSTIC
: silver nitrate especially when fused and molded into sticks for use as a caustic
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Origin of LUNAR CAUSTIC
obsolete luna silver, from Medieval Latin, from Latin, moon
Medical Dictionary
lunar caustic
noun
Medical Definition of LUNAR CAUSTIC
: silver nitrate especially when fused and molded into sticks or small cones for use as a caustic
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