diaphanous
adj. Allowing light to show through; translucent; delicate.
synonyms
sheer, fine, delicate
antonyms
thick, blurred, dark
Sentences
The dress that the dancer wore was very diaphanous and flowed beautifully as she twirled.
Jelly fish are diaphanous which makes them hard to see in dark water.
My Surreal Swim With Millions of Jellyfish