See:

• transparency (humanities) (politics)
• Transparency International is an organization working for transparency, i.e., accountability, in governance.
• transparency (optics)
  • alpha compositing
  • GIF#Transparency
• transparency (overhead projector)
• market transparency
• transparency (telecommunication)
• transparency (computing)
  • For X11 pseudo-transparency, see pseudo-transparency.
• referential transparency
• transparency (data compression)