1. The person or persons that; the one that
   "I'm the one who bought it" 
2. What or which person or persons?
   "who gave you the book?"

1. A United Nations agency to coordinate international health activities and to help governments improve health services
   - World Health Organization, World Health Organisation [Brit]

Type of: UN agency, United Nations agency

Encyclopedia: WHO

• smash-up
• smashed
• smasher
• smashing
• smashingly
• smatter
• smattering
• SME
• smear
• smear campaign
• smear test
• smear word
• smeary
• smectite
• smegma
• smell
• smell a rat
• smell out
• smell up
• smeller
• smelling
• smelling bottle
• smelling salts
• smelly
• smelt