transcription, транскрипция: [ sɪkstiəθ ]
( sixtieths)
Frequency: The word is one of the 1500 most common words in English.
1.
The sixtieth item in a series is the one that you count as number sixty.
He is to retire on his sixtieth birthday.
ORD
2.
A sixtieth is one of sixty equal parts of something.
FRACTION