Translation of "existentialism" into Urdu

(philosophy, not countable) A twentieth-century philosophical movement emphasizing the uniqueness of each human existence in freely making its self-defining choices, with foundations in the thought of Søren Kierkegaard (1813-55) and Friedrich Nietzsche (1844-1900) and notably represented in the works of Karl Jaspers (1883-1969), Gabriel Marcel (1887-1973), Martin Heidegger (1889-1976), and Jean-Paul Sartre (1905-80). [..]