Education, and habits, [298].

Efficiency, concept of, v. [cause (efficient)].

Ego, v. [person].

Eleatics, [51], [125], [303].

End (v. [purpose]), [406].

Energies, equivalence of, [395].

Ens a se, ab alio, [47];

and ens in se, [230-1], [334].

Ens rationis, v. [Being].

Entitative habit, [292] n.