transparent
adj.
transmitting light; able to be seen through with clarity
the cold crystalline water of melted snow|crystal clear skies|could see the sand on the bottom of the limpid pool|lucid air|a pellucid brook|transparent crystal
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
adj.
free of deceit
Synonym: guileless
adj.
easily understood or seen through (because of a lack of subtlety)
a transparent explanation|a transparent lie