微び弱じゃく陣じん痛つうびじゃくじんつうMeanings1nounhypotonic contractions; uterine inertia; weak labormedicine›Medical term for labor contractions that are too weak or infrequent to effectively dilate the cervix and progress delivery.微び弱じゃく陣じん痛つうのため、陣じん