• Great-grandparent

    Full definition of great-grandparent

    Noun

    1. A parent of a grandparent.

    Usage notes

    Additional instances of "great-" can be prepended to the term, each indicating one further generation of ancestry. For large numbers of generations a number can be substituted, for example, "four-greats grandparent" or "four-times-great-grandparent".

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