1. A federation of North American industrial unions that merged with the American Federation of Labor in 1955
   - Congress of Industrial Organizations

Type of: federation

Encyclopedia: CIO

• Sphagnales
• sphagnous
• sphagnum
• sphagnum moss
• sphalerite
• Sphecidae
• Sphecius
• Sphecius speciosis
• sphecoid
• sphecoid wasp
• Sphecoidea
• Sphecotheres
• sphene
• sphenion
• Spheniscidae
• sphenisciform seabird
• Sphenisciformes
• Spheniscus
• Spheniscus demersus
• Sphenodon
• Sphenodon punctatum
• sphenoid
• sphenoid bone
• sphenoid fontanel
• sphenoid fontanelle