The AI-powered English dictionary
third-person singular simple present deteriorates, present participle deteriorating, simple past and past participle deteriorated
(transitive) To make worse; to make inferior in quality or value; to impair. quotations examples
The art of war, like every other art, ecclesiastical architecture alone excepted, was greatly deteriorated during those years of general degradation […]
1829, Robert Southey, “(please specify the page)”, in Sir Thomas More: or, Colloquies on the Progress and Prospects of Society. […], volumes (please specify |volume=I or II), London: John Murray, […]
(intransitive) To grow worse; to be impaired in quality; to degenerate. quotations examples
During this fine run through Fife the weather had deteriorated rapidly, and as we passed Wormit and came onto the Tay Bridge heavy rain clouds were piled over the sea.
1947 January and February, O. S. Nock, “"The Aberdonian" in Wartime”, in Railway Magazine, page 7
It was turning into an abysmal afternoon for Newcastle and it deteriorated further when Tiote saw red for his challenge on Jon Ashton.
2011 January 8, Paul Fletcher, “Stevenage 3 - 1 Newcastle”, in BBC