1. Orchid of South and Central America having flowers similar to but smaller than Psychopsis papilio; sometimes placed in genus Oncidium
   - Oncidium papilio kramerianum

Type of: butterfly orchid

• Socrates
• Socratic
• Socratic irony
• Socratic method
• sod
• sod house
• sod off
• Sod's Law
• soda
• soda ash
• soda biscuit
• soda bottle
• soda bread
• soda can
• soda cracker
• soda fountain
• soda jerk
• soda jerker
• soda lime
• soda niter
• soda pop
• soda water
• sodalist
• sodalite
• sodality