This is the 8679th most frequent Catalan word.
engegats
"Engegats" means "started" or "turned on" in English.
In this sentence, 'engegats' is used as an adjective to describe the state of the computers (turned on or in operation).
Els ordinadors ja estan engegats i preparats per treballar.
The computers are already turned on and ready for work.
Here, 'engegats' is part of a reflexive verb construction, which figuratively implies starting to laugh energetically or suddenly.
Ens hem engegats a riure sense parar.
We have burst out laughing uncontrollably.
In this context, 'engegats' again serves as an adjective indicating the state of being turned on or operational, referring to the cars' engines.