D defs.my
Entry 4 senses · 2 variants Webster, 1913

Seventieth

/sĕv'-ən-tē-ĭth/ · Sev·en·ti·eth · IPA /ˈsɛvnti.əθ/
01 a. Next in order after the sixty-ninth; as, a man in the seventieth year of his age.
  1. 1.
    Next in order after the sixty-ninth; as, a man in the seventieth year of his age.
  2. 2.
    Constituting or being one of seventy equal parts.
02 n. One next in order after the sixty-ninth.
  1. 1.
    One next in order after the sixty-ninth.
  2. 2.
    The quotient of a unit divided by seventy; one of seventy equal parts or fractions.