Definition of deteriorate in English:

deteriorate

verb

[NO OBJECT]
  • Become progressively worse.

    ‘relations between the countries had deteriorated sharply’
    ‘deteriorating economic conditions’
    • ‘Joanna's family say the quiet youngster's health visibly deteriorated over a year.’
    • ‘Indeed, as far as the railways are concerned, they are far worse and set to deteriorate further in the short term.’
    • ‘Gray never ages and his looks never fade, but the painting of his serene visage deteriorates at an alarming rate.’
    • ‘Even though they are less than six months old, they are already deteriorating and their condition can only worsen.’
    • ‘Eyesight deteriorates with age, making it difficult to focus on small print.’
    • ‘His behaviour has steadily deteriorated over the years.’
    • ‘The snow on the lower slopes is deteriorating, so we are climbing higher to get better conditions.’
    • ‘After all, studies indicate that our faculties deteriorate with age at varying degrees.’
    • ‘The weather deteriorated again - which conspired with our general malaise to keep us from venturing outside much.’
    • ‘If bond prices rise, it could imply that experts reckon economic conditions are deteriorating.’
    • ‘But the condition of the building is now deteriorating rapidly after lying empty for more than six years.’
    • ‘The evidence continues to mount that the US economy is deteriorating at a very rapid pace.’
    • ‘This was not to last though, and the party of six fully expected the conditions to deteriorate.’
    • ‘The situation for Japanese film-makers in the mid-1940s had deteriorated to unbearable levels.’
    • ‘The situation has deteriorated to a point where our professional status is in jeopardy.’
    • ‘The mayor said stadiums were deteriorating at a fast rate rendering them unsuitable for matches.’
    • ‘The relationship deteriorated to the extent where they would split up and get back together.’
    • ‘But its glory began to fade after the Second World War and it has been deteriorating gradually ever since.’
    • ‘There is growing unrest in Hong Kong over deteriorating economic and social conditions.’
    • ‘Could it the situation really deteriorate to the point where China would threaten Taiwan with physical destruction?’
    worsen, get worse, decline, be in decline, degenerate, decay
    decay, degrade, degenerate, break down, decompose, rot, putrefy, go bad, go off, spoil, perish
    View synonyms

Origin

Late 16th century (in the sense ‘make worse’): from late Latin deteriorat- ‘worsened’, from the verb deteriorare, from Latin deterior ‘worse’.

Pronunciation

deteriorate

/dɪˈtɪərɪəreɪt/