So thin as to transmit light. Synonyms: diaphanous, filmy, gauze-like, gauzy, gossamer, see-through, sheer, transparent, vaporous, vapourous. "Filmy wings of a moth" , "Gauzy clouds of dandelion down" , "Gossamer cobwebs" , "Sheer silk stockings" , "Transparent chiffon" , "Vaporous silks"
