IPA: //ˈpriːrɪˌliːs//
KK: /priˈriːliːs/
Referring to something that happens before an official release, such as a product or program.
The company held a prerelease event to showcase the new software before its launch.
An item or product that is made available to the public before its official release date.
The prerelease of the new video game generated a lot of excitement among fans.
Prerelease → It is formed from "pre-" (meaning before) and "release" (from Old French *relacier*, meaning to set free). The word "prerelease" means to set free or make available before the official release date.
Think of something being made available 'before' ('pre-') it is officially 'set free' ('release').