membrāna

Definitiones

1. the skin or membrane that covers parts of the body; (especially) the skin or slough of snakes
   declension-1
2. the thin skin of plants and other things
   declension-1
3. a skin prepared for writing, etc.; parchment
   declension-1
4. the surface, outside of a thing
   declension-1, poetic

Aequivalentia

Gradus CEFR