A blue dye obtained from plants or made synthetically.

synonyms: anil, indigotin.

Roget 438: blue etc. adj.; garter-blue; watchet^†.    [Pigments] ultramarine, smalt, cobalt, cyanogen [Chem]; Prussian blue, syenite blue^†; bice^†, indigo; zaffer^†.    lapis lazuli, sapphire, turquoise; indicolite^†.    blueness, bluishness; bloom.    ... show more

Polish: indygo, indygotyna, błękit indygowy

Deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye.

synonyms: indigo plant, Indigofera tinctoria.

Polish: indygo, indygowiec

A blue-violet color.

Polish: indygowość

Having a color between blue and violet.

Polish: indygowy, indygo