grandparent

[ gran-pair-uh nt, -par-, grand- ]
/ ˈgrænˌpɛər ənt, -ˌpær-, ˈgrænd- /

noun

a parent of a parent.

Origin of grandparent

First recorded in 1820–30; grand- + parent

Related forms

grand·pa·ren·tal [gran-puh-ren-tl, grand-] /ˌgræn pəˈrɛn tl, ˌgrænd-/, adjectivegrand·par·ent·ing, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for grandparents

grandparent

/ (ˈɡrænˌpɛərənt, ˈɡrænd-) /

noun

the father or mother of either of one's parents
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