noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A glycoside obtained from plants of genus Indigofera, the source of natural indigo dye. uncountable, usually
2. 2
   An indigo-forming substance found in urine and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin); an indoxyl sulphate of potash. uncountable, usually

Synonyms

All synonyms

uroxanthinuroxanthin

Etymology

See indigo.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.