Main Entry: pe·dic·u·lus Pronunciation: pi-'dik-y&-l&s Function: noun 1capitalized: the type genus of thefamily Pediculidae that includes the body louse (P. humanus corporis) and head louse (P. humanus capitis) infesting humans 2pluralpe·dic·u·li/-"lI/orpediculus: any louse of the genus Pediculus