Pronunciation

change
verb
noun

Plain form
decrease

Third-person singular
decreases

Past tense
decreased

Past participle
decreased

Present participle
decreasing

 
A graph showing a decrease in area per person
  1. (transitive & intransitive) If something decreases, it goes down in number or value.
    The Australian dollar has decreased 3% against the Euro.
    The government has decreased the amount of money it gives to schools.

Singular
decrease

Plural
decreases

  1. A decrease happens when the number or value of something goes down.
    There has been a 3% decrease in the Australian dollar against the Euro.
    Every year we see a larger decrease in the number of students studying foreign languages.