- of, having the nature of, or like membrane
- characterized by the forming of a membrane: said of some diseases
Origin of membranousFrench membraneux ; from Classical Latin membraneus
- Relating to, made of, or similar to a membrane.
- Medicine Characterized by the formation of a usually abnormal membrane or a layer similar to a membrane: membranous nephropathy.
(comparative more membranous, superlative most membranous)