| 释义 |
turn·bull's blue
\ˈtərnˌbu̇lz-\ noun
Usage: usually capitalized T
Etymology: probably from the name Turnbull
: an iron blue pigment having a coppery luster formed as a precipitate when an alkali metal ferricyanide and a ferrous salt are brought together in solution and formerly regarded as ferrous ferricyanide — compare prussian blue |