Antonyms of adj membranous

1 of 2 senses of membranous

Sense 2
membranous, membrane-forming -- (characterized by formation of a membrane (or something resembling a membrane); "membranous gastritis")

INDIRECT (VIA unhealthy) -> healthy -- (having or indicating good health in body or mind; free from infirmity or disease; "a rosy healthy baby"; "staying fit and healthy")

Similarity of adj membranous

2 senses of membranous

Sense 1
membranous -- (relating to or made of or similar to a membrane; "membranous lining")

Sense 2
membranous, membrane-forming -- (characterized by formation of a membrane (or something resembling a membrane); "membranous gastritis")
       => unhealthy (vs. healthy) -- (not in or exhibiting good health in body or mind; "unhealthy ulcers")