bookworm

[ boo k-wurm ]
/ ˈbʊkˌwɜrm /

noun

a person devoted to reading or studying.
any of various insects that feed on books, especially a booklouse.

Origin of bookworm

First recorded in 1590–1600; book + worm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bookworm

British Dictionary definitions for bookworm

bookworm

/ (ˈbʊkˌwɜːm) /

noun

a person excessively devoted to studying or reading
any of various small insects that feed on the binding paste of books, esp the book louse
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012