noun. a contented state of being happy and healthy and prosperous.
1. Noun, singular or mass The ideal person is the person who possesses eudaimonia, and the field of ethics is mostly just a description of what such an ideal person would truly be like. 2. Noun, plural While Plato never strays from his conception of virtue ethics throughout his life, by the time he fully matures his views, he does seem to clarify what arete and eudaimonia are by quite a bit.