1. Resembling iron rust in appearance or colour; brownish red, or yellowish red 
2. Partaking of iron; containing particles of iron

Encyclopedia: Ferruginous

• trolleyed
• trolling
• Trollius
• trollop
• Trollope
• Trombicula
• trombiculiasis
• trombiculid
• Trombiculidae
• trombidiid
• Trombidiidae
• trombone
• trombone player
• trombonist
• trommel
• tromp
• trompe-l'oeil
• trompillo
• trona
• Trondheim
• Trondheim Fiord
• Trondheim Fjord
• troop
• troop carrier
• troop movement