Definition of head louse in English:

head louse

Syllabification: head louse

noun

A louse that infests the scalp and hair of the human head and is especially common among schoolchildren.
  • Pediculus humanus capitis, family Pediculidae, order Anoplura. See also body louse
More example sentences
  • An intense itch of a particular part of your body may be due to the presence of lice (body lice, head lice, pubic lice).
  • It is a common mistake to associate head lice with dirty hair.
  • People can be infested with three types of lice: body lice, head lice and crab or pubic lice.

Definition of head louse in:

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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected