- Having the color of, pertaining to, or derived from,
indigo.
2 . Indigo
[ n.]
- A kind of deep blue, one of the seven prismatic colors. - A blue dyestuff obtained from several plants belonging to
very different genera and orders; as, the woad, Isatis tinctoria,
Indigofera tinctoria, I. Anil, Nereum tinctorium, etc. It is a dark
blue earthy substance, tasteless and odorless, with a copper-violet
luster when rubbed. Indigo does not exist in the plants as such, but is
obtained by decomposition of the glycoside indican.
Meaning of 'indigo' (Princeton's WordNet)
1 . indigo
[ s]
Meaning (1): - having a color between blue and violet