hydrophanous

• a word derived from hydrophane.
  hydrophane

  noun

  a partly translucent variety of opal, which becomes more translucent or transparent when immersed in water.

More Suggestions

• hydrogenous
• hydrophane
• dendrophagous
• hydrocephalus
• hydrophyllaceous
• diaphanous
• hydrophobe
• hydrophone
• hydroplane