1. (mathematics and logic) if and only if

Encyclopedia: Iff

• carinate bird
• carinated
• caring
• carioca
• cloud seeder
• cloud up
• cloud-covered
• cloud-cuckoo-land
• cloudberry
• cloudburst
• clouded
• cloudiness
• clouding
• clouding up
• cloudless
• cloudlessness
• cloudlike
• cloudy
• clough
• clout
• clout nail
• clove
• clove hitch
• clove oil
• clove pink