1. A yellow colouring matter found in dyer's weed. See Luteous.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• kuteolin,
• puteolin,
• outeolin,
• lyteolin,
• lhteolin,
• ljteolin,
• liteolin,
• l8teolin,
• l7teolin,
• lureolin,
• lufeolin,
• luterolin,
• luteollin,
• luteloin,
• Lutiolin,
• Lutoeolin,
• Lutelion,
• Lutiolon,
• Lutiolen,
• Luteroin

The plural of the "Luteolin" can be the "luteolins".

The singular of the "Luteolin" can be the "Luteolin".