coreengine
nounUK /kɔːr ˈɛndʒɪn/
US /kɔːr ˈɛndʒɪn/
The main part of a computer program that does the most important work.
The game's coreengine makes the characters move and the rules work.
OTHER MEANINGS
2. The central part of a machine that makes it run.
The car's coreengine powers the wheels.
3. The most important team or group that keeps a project going.
The coreengine of the club plans all the events.
4. The basic part of a system that everything else depends on.
Trust is the coreengine of a good friendship.