Actually I’m pretty sure it comes from two DIFFERENT Latin words:
gubernātiō (genitive gubernātiōnis);f,third declension
- (nautical) steering, pilotage
- direction, control
- management, government
and
-mentum (plural-menta)
- instrument, medium or result of.
Don’t be an idiot.
(Source: questionall, via argumentum-ad-tardis)