noun
- A blue dye obtained from plants or made synthetically.
- 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
- A blue-violet color.
adjective
- Having a color between blue and violet.
- usage: "indigo flowers"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). indigo. Retrieved September 20, 2026, from http://smartdefine.org/indigo/definitions/1176455 |
| Chicago | WordNet. 2010. "indigo" http://smartdefine.org/indigo/definitions/1176455 (accessed September 20, 2026). |
| Harvard | WordNet 2010, indigo, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/indigo/definitions/1176455>. |
| MLA | WordNet. "indigo" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/indigo/definitions/1176455> |