Английский разговорный словарь (основной) - deteriorate
Deteriorate
deteriorate
dɪˈtɪərɪəreɪt v.tr. & intr. make or becomebad or worse (food deteriorates in hotweather; hiscondition deteriorated afterthe operation). øødeterioration n. deteriorative adj. [LL deteriorare deterioratf. L deterior worse]