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