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Definition of bookworm
bookworm
/ˈbʊk.wɜːrm/
book · worm
Plural:bookworms
•Adjective:bookwormish
bookworm Lexical Profile
CEFR
B2
Grade
5
Tier
2
Usage
Top 10k
Syllables
2
bookworm Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A person who is devoted to reading and studying books.
Example
"As a childhood bookworm, she spent nearly every afternoon exploring the shelves of the local library."
2
Any of various insect larvae, such as those of woodboring beetles or booklice, that bore through the pages and bindings of books and feed on the paper or glue.
Example
"Archivists carefully inspect antique manuscripts to ensure that no bookworms have damaged the delicate vellum."
Synonyms
View all synonyms for bookworm• Rhymes for bookworm
Word Origin & Etymology
Coined in the late 16th century from the compound of "book" and "worm," initially used figuratively to describe an avid reader before referring literally to book-boring insect larvae.
Cite this Entry
Wordmom. (2026). Definition of Bookworm. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/bookworm