アタマジラミあたまじらみMeanings1nounhead louse; head liceusually written using kana aloneRefers to the parasitic insect Pediculus humanus capitis, commonly found in human hair. The term is used both in medical and everyday contexts.子こ供どもの髪かみにアタマジラミが見みつかった。Head lice were found in the child's hair.