great granddaughter

1. 1.

   a daughter of your grandson or granddaughter

   Broadergreat grandchild

Questions about great granddaughter

What does great granddaughter mean?

great granddaughter means "a daughter of your grandson or granddaughter".

Is great granddaughter a common word?

great granddaughter is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.