verb / noun · academic

decrease

/dɪˈkriːs/de·CREASE

task1speaking

to become smaller in amount or number; an instance of this

Examples

Air pollution levels decreased after the factory closed.

Band 8 sentence

Overall energy consumption decreased gradually, with the most pronounced drop occurring after 2012 when efficiency policies took effect.

Collocations

  • decrease by
  • a steady/rapid decrease in
  • decrease to

Word family

decrease noundecrease verbdecreasing adjective / gerund

Common mistakes

The temperature decreased with 2 degrees.The temperature decreased by 2 degrees.

There are decreases in number of students.There are decreases in the number of students.

Say it for a higher band

5go down6fall7+decrease

Synonyms

fall

decline

Easily confused

fall

House prices fell by 6% last year.

Related words

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In Overall trends

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