ə̇nˈdigətə̇n, -gəd.ə̇n, -gət ə n, |ində̇|gōt ə n noun
( -s )
Etymology: International Scientific Vocabulary indigo (I) + connective -t- + -in
1. : indigo 1b
2. or indigotine IA “+ˌīˈā usually capitalized : indigo carmine — see dye table I (under Acid Blue 74 )