There are several synonyms for the phrase "in critical condition". These include "in grave condition", "in serious condition", "in unstable condition", and "in a life-threatening state". These phrases are commonly used in medical settings to describe patients who are experiencing severe health problems. The terminology is often used to convey the urgency and severity of the situation. When used by medical professionals, these phrases can help to ensure that patients receive the appropriate level of care and attention. Whether it is in the emergency room or in an intensive care unit, these phrases help to convey the severity of the patient's condition and the need for prompt treatment.