1. So thin as to transmit light
   - diaphanous, filmy, gauzy, gauze-like, gossamer, see-through, sheer, transparent, vaporous, cobwebby, vapory [US], vapoury [Brit, Cdn] 
2. Resembling or characteristic of vapour
   - vaporific, vapourific [Brit, Cdn], vaporish [US], vapourish [Brit, Cdn], vaporous, vapory [US], vapoury [Brit, Cdn] 
3. Filled with vapour
   - miasmal, miasmic, vaporous, vapory [US], vapoury [Brit, Cdn]

See also: cloudy, gaseous, thin

• lyricist
• lyrist
• Lyrurus
• Lyrurus mlokosiewiczi
• Lyrurus tetrix
• Lysander
• lyse
• Lysenko
• lysergic acid
• lysergic acid diethylamide
• Lysichiton
• Lysichiton americanum
• Lysichitum
• Lysiloma
• Lysiloma bahamensis
• Lysiloma latisiliqua
• Lysiloma sabicu
• Lysimachia
• Lysimachia ciliatum
• Lysimachia clethroides Duby
• Lysimachia nemorum
• Lysimachia nummularia
• Lysimachia quadrifolia
• Lysimachia terrestris
• Lysimachia vulgaris