noun which may take the genitive case particle 'no', noun
membranous; filmy; in the form of a membrane
Technical term used in biology, chemistry, and materials science to describe something that has the structure or appearance of a thin membrane.
この物質は膜状の構造を持っている。
This substance has a membranous structure.
細胞は膜状の組織で覆われている。
The cells are covered with a filmy tissue.