— membraneless , adj.
/mem"brayn/ , n.
1. Anat. a thin, pliable sheet or layer of animal or vegetable tissue, serving to line an organ, connect parts, etc.
2. Cell Biol. the thin, limiting covering of a cell or cell part.
[ 1375-1425; late ME; ME membraan parchment membrana. See MEMBER, -AN ]