- The definition of indigo is something bluish purple in color.
An example of indigo is a deep purple dress with a hint of blue.
- Indigo is defined as a deep bluish purple color or dye.
An example of indigo is a dark bluish purple iris flower.
These iris petals are indigo.
nounpl. indigos or indigoes
- a blue dye, CHNO, obtained from certain plants, esp. a plant (Indigofera tinctoria) native to India, or made synthetically, usually from aniline
- any of a genus (Indigofera) of plants of the pea family that yield indigo
- a deep violet blue, designated by Newton as one of the seven prismatic or primary colors
Origin of indigoSpanish ; from Classical Latin indicum ; from Classical Greek indikon (pharmakon), literally , Indian (dye) ; from Indikos, Indian ; from India, India
nounpl. in·di·gos or in·di·goes
- a. Any of various shrubs or herbs of the genus Indigofera in the pea family, having pinnately compound leaves and usually red or purple flowers in axillary racemes.b. A dark blue crystalline compound, C16H10N2O2, that is obtained from these plants or produced synthetically and is widely used as a textile dye. Also called indigotin.
- Any of several related plants, especially those of the genera Amorpha and Baptisia.
- The hue of that portion of the visible spectrum lying between blue and violet, evoked in the human observer by radiant energy with wavelengths of approximately 420 to 450 nanometers; a dark blue to grayish purple blue.
Origin of indigoSpanish índigo and Dutch indigo (from Portuguese endego), both from Latin indicum, from Greek Indikon (pharmakon), Indian (dye), neuter of Indikos, of India, from India, India, from Indos, the Indus River, from Old Persian Hinduš, Sind; see Hindi.
(countable and uncountable, plural indigos or indigoes)
- Having a deep blue colour.
indigo - Computer Definition
(1) An earlier family of desktop graphics computers from SGI. The low end were the Indy machines, which included their own digital video camera. The high end included a variety of Indigo workstations, with models specialized for graphics functions such as accelerated texture mapping and image processing. See SGI.
(2) The code name of the messaging system introduced in Windows Vista. See Windows Communication Foundation.