accelerative
adj. C1 Advanced ac·cel·er·a·tive
adj. describing something that makes things move faster or happen more quickly. It is often used in technical or scientific contexts to talk about speed.
adj. relating to or causing an increase in speed or rate. Often used in technical contexts to describe processes, forces, or mechanisms that produce acceleration.
The car has an accelerative engine for quick starts.
The new software update includes accelerative features that help the computer process large files much faster.
Economists debated whether the proposed tax cuts would have an accelerative effect on the national economy or if they would simply lead to inflation.
From accelerate + -ive.