What is the meaning of deathwatch?

Minute wingless psocopterous insects injurious to books and papers.
- synonyms: booklouse, book louse, Liposcelis divinatorius
Bores through wood making a ticking sound popularly thought to presage death.
- synonyms: deathwatch beetle, Xestobium rufovillosum

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APA	WordNet. (2010). deathwatch. Retrieved September 20, 2026, from http://smartdefine.org/deathwatch/definitions/1269363
Chicago	WordNet. 2010. "deathwatch" http://smartdefine.org/deathwatch/definitions/1269363 (accessed September 20, 2026).
Harvard	WordNet 2010, deathwatch, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/deathwatch/definitions/1269363>.
MLA	WordNet. "deathwatch" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/deathwatch/definitions/1269363>

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