What is another word for death chamber?
Pronunciation: [dˈɛθ t͡ʃˈe͡ɪmbə] (IPA) 
The term "death chamber" is a grim and eerie phrase that paints a vivid picture of a place where death is the only inevitability. If you're searching for synonyms that can be used instead of this phrase, there are many great options available.
One suitable phrase that stands out is "execution chamber," which describes a place where prisoners are put to death for their crimes. Another suitable option is "lethal injection room," which is as gruesome as it sounds and describes a place where the lethal injection is administered.
Finally, there is the "execution chamber," a place where convicted criminals are sentenced to die, often by means of a particular method. Whichever of these phrases you choose, it's clear that death chambers are bleak and uncomfortable places that few people would ever want to visit.
