col.co.thar

n.（名詞）
A brownish-red ferric oxide obtained as a residue after heating ferrous sulfate, used in glass polishing and as a pigment.
褐紅色鐵氧化物：由硫酸亞鐵加熱后所得的褐紅色的氧化鐵，作玻璃拋光和顏料之用

來源：
Medieval Latin
中世紀(jì)拉丁語
from Spanish colcótar
源自 西班牙語 colcótar
from Arabic qulquú3r
源自 阿拉伯語 qulquú3r
possibly from Greek khalkanthos [copper sulfate]
可能源自 希臘語 khalkanthos [硫酸銅]
khalkos [copper]
khalkos [銅]
anthos [flower]
anthos [花]