Pediculus capitisPronunciation/PED-i-kul-us KAP-i-tis/CategoryTaxonomySingularPediculus capitisPluralPediculus capitisDefinitionThe common head louse, an ectoparasite that feeds on human blood.EtymologyFrom Latin 'pediculus', meaning 'louse', and 'capitis', meaning 'of the head'.ExamplePediculus capitis infestations are common in school-aged children.Related TermsLouseHead liceParasite