a slowing or decrease in the rate of inflation

Disinflation is a slowing or decrease in the rate of inflation.

a slowdown in the rate of the increase of prices for goods and services

Disinflation - This is a slowdown in the rate of the increase of prices for goods and services.

a slowing in the rise of price inflation

Disinflation – a slowing in the rise of price inflation – is already a feature of our economies.

to describe a temporary slowing of the pace of price inflation

Disinflation is the term used to describe a temporary slowing of the pace of price inflation and to describe instances when the inflation rate has reduced marginally over the short term.