transparent

adjective

1. 1

   transmitting light; able to be seen through with clarity

   the cold crystalline water of melted snow

   crystal clear skies

2. 2

   easily understood or seen through (because of a lack of subtlety)

   a transparent explanation

   a transparent lie

3. 3

   free of deceit

4. 4

   so thin as to transmit light

   a hat with a diaphanous veil

   filmy wings of a moth