umber
/ˈʌmbə(r)/noun
1
- mass noun a natural pigment resembling but darker than ochre, normally dark yellowish-brown in colour (raw umber) or dark brown when roasted (burnt umber)棕土（一种深棕色天然颜料）。
1.1
- the colour of this pigment棕土色, 深棕色, 赭色。
2
- brownish moth with colouring that resembles tree bark赭尺蛾。
2.1
- several species in the family Geometridae, including the mottled umber (Erannis defoliaria), whose female is wingless and the caterpillar a pest of trees and fruit bushes.尺蛾科的数种, 包括暗点赭尺蛾（拉丁名Erannis defoliaria）, 雌蛾无翼, 幼虫有害, 寄生于树木和果丛。
词源
mid 16th cent.: from French （terre d'）ombre or Italian (terra di) ombra, literally '(earth of) shadow', from Latin umbra 'shadow' or Umbra (feminine) 'Umbrian'.