dystocia
/dɪsˈtəʊʃɪə/noun
mass noun
- Medicine & Veterinary Medicine difficult birth, typically caused by a large or awkwardly positioned fetus, by smallness of the maternal pelvis, or by failure of the uterus and cervix to contract and expand normally【医, 兽医】难产。
词源
early 18th cent.: from Greek dustokia, from dus- 'difficult' + tokos 'childbirth'.