colcothar

名词 n.

英文释义

名词 n.
  1. Polishing rouge; a reddish-brown oxide of iron, used in polishing glass, and also as a pigment. countable,obsolete,uncountable

词形变化

colcothars plural

词源

From Arabic قَلْقَطَار (qalqaṭār).
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