peacock : Idioms & Phrases

• noun a shade of blue tinged with green
  turquoise; aqua; greenish blue; aquamarine; cobalt blue.
  

WordNet

• noun European butterfly having reddish-brown wings each marked with a purple eyespot
  peacock; Inachis io.
  

WordNet

• (Zoöl.), a handsome European butterfly (Hamadryas Io) having ocelli like those of peacock.

Webster 1913

• (Zoöl.), the European blue-striped wrasse (Labrus variegatus); so called on account of its brilliant colors. Called also cook wrasse and cook.

Webster 1913

• noun showy tropical tree or shrub native to Madagascar; widely planted in tropical regions for its immense racemes of scarlet and orange flowers; sometimes placed in genus Poinciana
  flamboyant; flame tree; Poinciana regia; royal poinciana; Delonix regia.
  

WordNet

• noun East Indian tree with racemes of yellow-white flowers; cultivated as an ornamental
  coralwood; Adenanthera pavonina; Barbados pride; red sandalwood; coral-wood.
  

WordNet

• noun a mineral consisting of sulfides of copper and iron that is found in copper deposits
  bornite.
  

WordNet

• (Zoöl.), any one of several species of handsome Asiatic pheasants of the genus Polyplectron. They resemble the peacock in color.

Webster 1913

• adjective satellite of bright greenish blue
  

WordNet

• noun the golden throne of former kings of Delhi; stolen by the Persians in 1739 and subsequently lost; symbol of the former Shah of Iran
  

WordNet