a. [ AS. hund-seofontig. See Seven, and Ten, and cf. Seventeen, Sixty. ] Seven times ten; one more than sixty-nine. [ 1913 Webster ]
n.; pl. Seventies 1. The sum of seven times ten; seventy units or objects. [ 1913 Webster ]
2. A symbol representing seventy units, as 70, or lxx. [ 1913 Webster ]
The Seventy, the translators of the Greek version of the Old Testament called the Septuagint. See Septuagint. [ 1913 Webster ]
n. (Naut.) A naval vessel carrying seventy-four guns. [ 1913 Webster ]