transcription, транскрипция: [ sev(ə)ntiəθ ]
( seventieths)
Frequency: The word is one of the 1500 most common words in English.
1.
The seventieth item in a series is the one that you count as number seventy.
...the seventieth anniversary of the discovery of Tutankhamun’s tomb.
ORD
2.
A seventieth is one of seventy equal parts of something.
FRACTION