ectopia
noun[CorU]
medicalspecializeduk/ekˈtəʊ.pi.ə/us/ekˈtoʊ.pi.ə/asituationin which anorganorbodypartis in thewrongposition, either frombirthor because of aninjury:
(先天性或因受伤而)异位Thyroid ectopia is afrequentcauseofcongenitalhypothyroidism甲状腺异位是引起先天性甲状腺功能低下的一个十分常见的原因。