eudaemonism

also n.
A system of ethics that evaluates actions in terms of their capacity to produce happiness.

eudaemonist eu·dae'mo·nist n.
eudaemonistic eu·dae'mon·is'tic or eu·dae'mon·is'ti·cal adj.

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Ethics as based on the Aristotelian notion of eudaimonia or human flourishing. While closely allied to virtue ethics, the approach is different when the Greek equation between acting virtuously and flourishing is broken. Eudaimonism can also vary in so far as different conceptions arise of what it is to truly flourish. Thus the Cyrenaics stress sensual pleasure; the Stoics place emphasis on detachment from worldly goods, such as health and friendship; Aquinas puts more emphasis on happiness as the eternal contemplation of God; and so on.

the theory that the highest ethical goal is happiness and personal well-being