Main Entry: li·bi·do

Pronunciation: \lə-ˈbēd-(ˌ)ō also ˈlib-ə-ˌdō or lə-ˈbī-(ˌ)dō\

Function: noun

Inflected Form(s): plural li·bi·dos

1 : instinctual psychic energy that in psychoanalytic theory is derived from primitive biological urges (as for sexual pleasure or self-preservation) and that is expressed in conscious activity
2 : sexual drive