1. A mild form of smallpox caused by a less virulent form of the virus
   - alastrim, variola minor, pseudovariola, milk pox, white pox, West Indian smallpox, Cuban itch, Kaffir pox

Type of: smallpox, variola, variola major

• orphic
• orphrey
• orpiment
• orpin
• orpine
• Orpington
• Orr
• orrery
• orris
• orrisroot
• Orson Welles
• ort
• Ortalis
• ortanique
• Ortega
• Ortega y Gasset
• orthicon
• Orthilia
• ortho-
• orthoboric acid
• orthocenter
• orthocentre
• orthochorea
• orthochromatic
• orthochromatic film