- 1
Of a quantity, to become smaller.intransitive
- The quality of our products has decreased since the main designer left.
- 2
To make (a quantity) smaller.transitive
- Let's decrease the volume a little so we can hear each other talking.
syn. fall · go down · plummet · plunge · reduce · shrink · sink · cut · decrement · lower · decrease · diminish
ant. go up · grow · increase · rise · soar · shoot up · increment · raise