seventieth

• POS: Adjective, Noun
• HYPHEN: sev=en=ti=eth

CIDE DICTIONARY

seventieth, a. [AS. hund-seofontigo.].

•  Next in order after the sixty-ninth; as, a man in the seventieth year of his age.  [1913 Webster]
•  Constituting or being one of seventy equal parts.  [1913 Webster]

seventieth, n. 

•  One next in order after the sixty-ninth.  [1913 Webster]
•  The quotient of a unit divided by seventy; one of seventy equal parts or fractions.  [1913 Webster]