subserous
/ˌsʌbˈsɪərəs/adjective
1Designating the layer of connective tissue located beneath a serous membrane.
2Located or occurring in the subserosa; subserosal; (in later use) specifically designating fibroids (leiomyomas) which occupy the outer (subperitoneal) part of the uterine wall.
Origin
Early 19th century; earliest use found in Edinburgh Medical and Surgical Journal. From sub- + serous, after French sous-séreux.