**Sev"en*ti*eth** (?), a. [AS. hund*-seofontigo&edh;a*.]

**1.**

Next in order after the sixty-ninth; as, a man in the **seventieth** year of his age.

**2.**

Constituting or being one of seventy equal parts.

© Webster 1913.

**Sev"en*ti*eth**, n.

**1.**

One next in order after the sixty-ninth.

**2.**

The quotient of a unit divided by seventy; one of seventy equal parts or fractions.

© Webster 1913.