From WordNet (r) 2.0 (August 2003) [wn]:
gauzy
adj : so thin as to transmit light; "a hat with a diaphanous
veil"; "filmy wings of a moth"; "gauzy clouds of
dandelion down"; "gossamer cobwebs"; "sheer silk
stockings"; "transparent chiffon"; "vaporous silks"
[syn: diaphanous, filmy, gossamer, see-through,
sheer, transparent, vaporous, cobwebby]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Gauzy \Gauz"y\, a.
Pertaining to, or resembling, gauze; thin and slight as
gauze.
[1913 Webster]