submembranaceous
/ˌsʌbmɛmbrəˈneɪʃəs/Botany and Zoology
adjective
Somewhat membranous (in texture); = submembranous.
Origin
Mid 18th century; earliest use found in John Berkenhout (?1730–1791), physician and writer. From sub- + membranaceous, after scientific Latin submembranaceus.