IPA: /ˌæk.səˈlɛr.ə.tɪv/
KK: /ək'sɛləˌreɪtɪv/
This word describes something that helps to increase speed or make something happen faster.
The accelerative forces in the vehicle allowed it to reach high speeds quickly.
Accelerative → It is formed from "accelerare" (meaning to hasten or speed up) and "-ive" (meaning having the nature of). The word "accelerative" refers to something that has the nature of causing speed or hastening.
Think of something that makes you go faster — 'accelerare' means to hasten, and '-ive' indicates it has that quality. So, an accelerative force is one that speeds things up.