The story
From great- + grand; from great-granddaughter, great-grandfather, great-grandmother, great-grandson, etc.
Etymology from Wiktionary, CC BY-SA 4.0.
great-grand
Today it means: A great-grandparent or great-grandchild. Full definition →
Today it means: A great-grandparent or great-grandchild. Full definition →
From great- + grand; from great-granddaughter, great-grandfather, great-grandmother, great-grandson, etc.
Etymology from Wiktionary, CC BY-SA 4.0.