It is still "hospital" - but when pronouncing the word in Spanish, the "H" is silent.
To say 'hospital' in Spanish, you would say 'el hospital.'
(Pronounced ell osspeeTAHL)
antes el hospital
Diviértete en el hospital
Ana está en el hospital.
Estoy harto de ser un paciente de hospital
Hospital
hospital
Pudiera ser "descuartizadero" o aun "matadero". There's not a slang word for hospital in Spanish, it's always hospital
"I go to the hospital" is "Voy al hospital". Many times this is translated as "I am going to the hospital", because English speakers are so used to using the progressive tense, but literally it is "I go to the hospital".
It's the same word and meaning "hospital". It's only different in pronunciation.
Hospital
trabaja usted/trabajas en un hospital? (formal/informal)
Disclaimer: I am not Spanish, and my own Spanish is rudimentary. This was translated using the help of Google Translate. I believe 'How's life at the hospital tonight?' translates best as 'Cómo es la vida en el hospital esta noche?'