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grandnephew

American  
[gran-nef-yoo, -nev-yoo, grand-] / ˈgrænˌnɛf yu, -ˌnɛv yu, ˈgrænd- /

noun

  1. a son of one's nephew or niece.


grandnephew British  
/ ˈɡrænd-, ˈɡrænˌnɛvjuː, -ˌnɛfjuː /

noun

  1. another name for great-nephew

"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

Etymology

Origin of grandnephew

First recorded in 1630–40; grand- + nephew

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Joe Kennedy III, a former House member and grandnephew of the late president, said the venue "is a living memorial to a fallen president and named for President Kennedy by federal law".

From BBC • Dec. 30, 2025

When D’Amaro unveiled “A Magical Life” last summer, he did so noting he had the support of the Disney family, singling out Disney’s grandnephew, Roy P. Disney, who was in the audience.

From Los Angeles Times • May 2, 2025

He had taken on the responsibility of raising his young grandnephew, and his wife sought guidance on managing the new expenses.

From Salon • Dec. 19, 2023

And he was succeeded by his grandnephew and adopted son Gaius, known as Caligula, who after a severe illness became insane.

From Textbooks • Apr. 19, 2023

Although in his day-dreaming he had often pictured himself a nephew, grandnephew, or even a grandson, of Merchant Lyte, he had never once believed the relationship was that close.

From "Johnny Tremain" by Esther Hoskins Forbes