Main Entry: he·do·nism

Pronunciation: \ˈhēd-^ən-ˌiz-əm\

Function: noun

: the doctrine that pleasure or happiness is the sole or chief good in life

—he·do·nist \-^ən-əst\ noun

—he·do·nis·tic \ˌhēd-^ən-ˈis-tik\ adjective

—he·do·nis·ti·cal·ly \-ti-k(ə-)lē\ adverb