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Definition of grandnephew
grandnephew
/ˈɡrændˌnɛfjuː/
grand · neph · ew
Plural:grandnephews
grandnephew Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Rare
Syllables
3
grandnephew Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A son of one's nephew or niece; a grandson of one's brother or sister.
Example
"She left her collection of antique books to her eldest grandnephew, who shared her passion for history."
Synonyms
View all synonyms for grandnephew Antonyms
View all antonyms for grandnephew• Nearby Words
Word Origin & Etymology
Formed in the early 17th century by combining the kinship prefix 'grand-' (from Old French 'grand', meaning 'large' or 'main', used in family relations to indicate one generation removed) with 'nephew' (from Old French 'neveu', ultimately from Latin 'nepos').
Cite this Entry
Wordmom. (2026). Definition of Grandnephew. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/grandnephew