The Collaborative International Dictionary
Lapidary's wheel
Lapidary \Lap"i*da*ry\, n.; pl. Lapidaries. [L. lapidarius, fr. lapidarius pertaining to stone: cf. F. lapidaire.]
An artificer who cuts, polishes, and engraves precious stones; hence, a dealer in precious stones.
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A virtuoso skilled in gems or precious stones; a connoisseur of lapidary work.
Lapidary's lathe, Lapidary's mill, Lapidary's wheel, a machine consisting essentially of a revolving lap on a vertical spindle, used by a lapidary for grinding and polishing.