— libidinal /li bid"n l/ , adj. — libidinally , adv.
/li bee"doh/ , n. , pl. libidos .
1. Psychoanal. all of the instinctual energies and desires that are derived from the id.
2. sexual instinct or sexual drive.
[ 1890-95; libido desire, willfulness, lust, akin to libere to be pleasing ]