Definition of booklouse in English:



  • A minute insect that typically has reduced or absent wings, frequently found in buildings where it may cause damage to books and paper.

    Liposcelidae and related families in the order Psocoptera: many species, in particular the common Liposcelis bostrychophilus

    • ‘The culprits are psocids - or booklice - which are common but harmless insects between one and two millimetres long.’
    • ‘The common house-dwelling booklouse is wingless or its wings are reduced to small scale-like, non-functional wings.’
    • ‘The indoor ones, such as the booklouse are wingless, and can scrape away at books and other organic material.’
    • ‘Lightly sprayed or dusting the cracks, crevices, bookshelves, bookbindings, or other places frequented by booklice will provide control.’
    • ‘Psocids are also known as booklice because some types of the insect are attracted to delicate materials such as books and furs.’
    • ‘Psocids or booklice as they are commonly known are small usually dull coloured insects with a body length of 1-10 millimetres.’
    • ‘Psocids or booklice are common but harmless insects between 1 mm and 2 mm long, which can survive in dry powdery foods.’
    • ‘In these dark & dreary winter months when many of the flashier insects make themselves scarce, the gentle booklice remain faithful companions.’
    • ‘The presence of booklice can be quite an annoyance; however, they rarely cause significant damage to items.’
    • ‘Sweating and high humidities may form in wall voids when new lumber becomes enclosed, encouraging booklouse outbreaks.’