Examples from the Web for seventieth
It would seem, at best, an uneasy fit: Paul Newman and his seventieth birthday, this month.
In August 1753 he took to his bed, and he died at Copenhagen on the 28th of January 1754, in the seventieth year of his age.
Mrs. Elizabeth Cady Stantons seventieth birthday was on Nov. 12 of this year.Old Times in Dixie Land|Caroline E. Merrick
He was in his seventieth year, having been born in 1706, and twelve years Putnam's senior."Old Put" The Patriot|Frederick A. Ober
It was the 15th of August, the day on which Oakwood celebrated the one hundred and seventieth anniversary of its founding.The Camp Fire Girls Do Their Bit|Hildegard G. Frey
Old guinea-pig Cornell, celebrating his seventieth birthday as the medical experimentation went on and on.Highways in Hiding|George Oliver Smith
British Dictionary definitions for seventieth
- being the ordinal number of seventy in numbering or counting order, position, time, etc: often written 70th
- (as noun)the seventieth in line
- one of 70 approximately equal parts of something
- (as modifier)a seventieth part