Diaphanous means so fine and light that you can see through it. A diaphanous curtain.
It is used of cloth almost exclusively and always with approval. The Greek behind it means shining through, which is exactly what such cloth does.
1adjectivediaphanousSo fine and light that you can see through it.
“The diaphanous fabric weighed almost nothing.”
diaphanous is a quality.
Greek diaphanes means showing through, from dia plus phainein, to show.
Ancient Greek
διαφανής
Medieval Latin
diaphanus
English, today
diaphanous
Built from
From Medieval Latin diaphanus, from Ancient Greek διαφανής, from δια- (“through”) + φαίνω (“to shine, appear”).
Etymology from Wiktionary, CC BY-SA