1. Not artificially coloured or bleached
   "undyed cotton"
   - unbleached, uncolored [US], uncoloured [Brit, Cdn]

See also: natural

• catamite
• catamount
• catamountain
• catananche
• Catananche caerulea
• cataphasia
• cataphatic
• cataphatism
• cataphoresis
• cataphoretic
• cataphract
• cataphyll
• backhand stroke
• backhanded
• backhander
• backhaul
• backhoe
• backing
• backlash
• backless
• backlight
• backlighting
• backlog
• backmost
• backorder