decrease — 英語辞典

動詞

1. Of a quantity, to become smaller.

   用法

   • 自動詞

   例文

   The quality of our products has decreased since the main designer left.

2. To make (a quantity) smaller.

   用法

   • 他動詞

   例文

   Let's decrease the volume a little so we can hear each other talking.

名詞

1. An amount by which a quantity decreases or is decreased.

   用法

   • 可算
   • 不可算

   例文

   After six years of constant growth, the company reported a slight decrease in sales last year.

   One research team has recorded Baishui’s decrease at about 27 meters per year over the last 10 years.

2. A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See Decrease (knitting).

   用法

   • 可算
   • 不可算

名詞

1. a change downward

   同義語

   lesseningdrop-off

   反義語

   increase

   上位語

   changealterationmodification

   例文

   there was a decrease in his temperature as the fever subsided

   there was a sharp drop-off in sales

2. a process of becoming smaller or shorter

   同義語

   decrement

   反義語

   increase

   上位語

   processphysical process

3. the amount by which something decreases

   同義語

   decrement

   反義語

   increase

   上位語

   amount

4. the act of decreasing or reducing something

   同義語

   diminutionreductionstep-down

   反義語

   increase

   上位語

   change of magnitude

動詞

1. decrease in size, extent, or range

   同義語

   diminishlessenfall

   反義語

   increase

   上位語

   change magnitude

   例文

   The amount of homework decreased towards the end of the semester

   The cabin pressure fell dramatically

   その他の例文 (2)

   her weight fell to under a hundred pounds

   his voice fell to a whisper

2. make become smaller

   同義語

   lessenminify

   反義語

   increase

   上位語

   changealtermodify

   例文

   He decreased his staff