‖ gastromalaciaPath.|ˌgæstrəʊməˈleɪʃ(ɪ)ə| [mod.L., f. gastro- + Gr. µαλακία softness, f. µαλακός soft.] Softening of the coats of the stomach. 1855in Ogilvie, Suppl.1866A. Flint Princ.Med. (1880) 459 Strict proof of the development of gastromalacia during life.