| 单词 | niello |
| 释义 | niello n. (pl. nielli or -os) 1. a black composition of sulphur with silver, lead, or copper, for filling engraved lines in silver or other metal. 2. a such ornamental work. b an object decorated with this. Derivatives nielloed adj. Etymology: It. f. L nigellus dimin. of niger black |
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