[ greyt-gran-chahyld ]

noun,plural great-grand·children.
  1. a grandchild of one's son or daughter.

Origin of great-grandchild

First recorded in 1745–55 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use great-grandchild in a sentence

  • In fact, what you have to do is to teach the parents in the interests of their great-grandchildren.

  • At the time of his death his descendants were four children, twenty grandchildren, and ninety great and great-great grandchildren.

  • One hundred years from now, possibly, our great, great-grandchildren will consider us as having lived in the "stone age."

  • Some time during the year before, it had been published that the American Board had great-grandchildren.

    Mary and I | Stephen Return Riggs
  • Lucas bore it patiently; he didn't want his great-grandchildren and Elaine's shooting it out over a matter of a misplaced comma.

    Space Viking | Henry Beam Piper