Definition of transcendental ego in English:

transcendental ego

noun

Philosophy
  • (In Kantian and idealist thought) the noumenal self, which is itself beyond the reach of empirical knowledge but is postulated to explain how empirical knowledge is possible; (in wider use) a higher self or part of the self conceived as transcending the realm of ordinary knowledge or experience; frequently opposed to empirical ego.

Origin

Mid 19th century.