The area or realm in which something exists or operates.
अस्तित्व का क्षेत्र
English Usage: The concepts are difficult to apply outside the domain of existence.
Hindi Usage: इन संकल्पनाओं को अस्तित्व के क्षेत्र के बाहर लागू करना कठिन है।
"astitva ka kshetra", "astitv ka kshetra", "astitwa ka kshetra", "aasititva ka kshetra"