Word History

Etymology

French indigotine, irregular from indigo indigo

First Known Use

1838, in the meaning defined above

Time Traveler
The first known use of indigotin was in 1838

Cite this Entry

“Indigotin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indigotin. Accessed 8 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster