siskin

n. [ Dan. sisgen; cf. Sw. siska, G. zeisig, D. sijsje; of Slav. origin; cf. Pol. czyż. ] (Zool.) (a) A small green and yellow European finch (Spinus spinus, or Carduelis spinus); -- called also aberdevine. (b) The American pinefinch (Spinus pinus); -- called also pine siskin. See Pinefinch. [ 1913 Webster ]

☞ The name is applied also to several other related species found in Asia and South America. [ 1913 Webster ]

Siskin green, a delicate shade of yellowish green, as in the mineral torbernite. [ 1913 Webster ]