1. (of devices and processes) not protected by patent
   "unpatented inventions"

See also: nonproprietary

• hemianopia
• hemianopic scotoma
• hemianopsia
• tormented
• tormenter
• tormentil
• tormentor
• torn
• tornadic
• tornado
• tornado cellar
• tornado lantern
• tornillo
• Torodal
• toroid
• toroidal
• Toronto
• Torontonian
• Torpedinidae
• Torpediniformes
• torpedo
• torpedo boat
• torpedo tube
• torpedo-boat destroyer
• torpid