woad
/wəʊd/noun
mass noun
1- a yellow-flowered European plant of the cabbage family. It was formerly widely grown in Britain as a source of blue dye, which was extracted from the leaves after they had been dried, powdered, and fermented.菘蓝。
1.1
- Isatis tinctoria, family Cruciferae.拉丁名Isatis tinctoria, 十字花科。
1.2
- the dye obtained from this plant, now superseded by synthetic products靛蓝。
词源
Old English wād, of Germanic origin; related to Dutch wede and German Waid.