noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The child (son or daughter) of one's grandchild.

   "She’s now a great-grandmother with three sons, a grandson and two great-grandchildren."

Synonyms

All synonyms

great-grandkid

Example

More examples

"They have three children, six grandchildren, and their first great-grandchild is due in the winter."

Etymology

From great- + grandchild.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.