The Collaborative International Dictionary
Eudaemonism
Eudemonism \Eu*de"mon*ism\, Eudaemonism \Eu*d[ae]"mon*ism\, n. [Gr. ? a thinking happy, fr, ? blessed with a good genius, happy; e'y^ well, good + ? one's demon of genius. See Demon.] That system of ethics which defines and enforces moral obligation by its relation to happiness or personal well-being.
Wiktionary
eudaemonism
n. A philosophical notion, or system of ethics, which measures happiness in relation to morality. (Not to be confused with utilitarianism, which similarly emphasizes happiness but conceives of it differently.)
Usage examples of "eudaemonism".
With this old pagan eudaemonism the sage of the Rubaiyat has quite as little to do as he has with any Christian variety.