1. Free from admixture with noxious elements; clean
   "unpolluted streams"
   - uncontaminated

See also: pure

• purposelessness
• purposely
• purposive
• purpura
• purpura hemorrhagica
• purpurate
• purpure
• purpureal
• purpuric
• purr
• purse
• purse seine
• purse string
• purse-proud
• purse-string operation
• purser
• purslane
• purslane family
• purslane speedwell
• pursual
• pursuance
• pursuant
• pursue
• pursued
• pursuer