book louse

Other forms: book lice

Definitions of book louse
  1. noun
    minute wingless psocopterous insects injurious to books and papers
    synonyms: Liposcelis divinatorius, booklouse, deathwatch
    see moresee less
    types:
    Trogium pulsatorium, common booklouse
    a variety of booklouse
    type of:
    psocopterous insect
    small soft-bodied insect with chewing mouthparts and either no wings or two pairs
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