A piece of agate set in a holder, used for burnishing gold or other metal; a tool consisting of this. Cf. diamond, n. 4.
| 单词 | θ212131 |
| 释义 | society > occupation and work > equipment > shaping tools or equipment > [noun] > smoothing or polishing > for metal (3) agate1728 A piece of agate set in a holder, used for burnishing gold or other metal; a tool consisting of this. Cf. diamond, n. 4. lap1881 A polishing tool of some relatively soft material (as lead or cast iron) made to a special shape for use in lapping (see lap, v.4). pin busha1884 †(a) a reaming or polishing tool for small holes, delicate metalwork, etc. (obsolete); (b) Australian any of various shrubs or trees of the genera… |
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