【医】 lepthymenia
film; membrane; theca; velamen; velum
【化】 membrane
【医】 coat; envelope; film; lemma; membranae membranae; membranae membrane
panniculus; theca; thecae; tunic; tunica; velamen; velamenta
velamentum
across; cross; excessive; over; pass; spend; through
【医】 per-
flimsy; slight; tenuity; thin
【医】 lepto-; tenuity; thinness