orexis

[ aw-rek-sis, oh-rek- ]
/ ɔˈrɛk sɪs, oʊˈrɛk- /

noun Psychology.

the affective and conative character of mental activity as contrasted with its cognitive aspect; the appetitive aspect of an act.

Origin of orexis

1610–20; < Latin: longing, appetite < Greek órexis desire, equivalent to orég(ein) to desire + -sis -sis

OTHER WORDS FROM orexis

o·rec·tic [aw-rek-tik, oh-rek-] /ɔˈrɛk tɪk, oʊˈrɛk-/, adjective