Old Englishseofontiene, from seofon ‘seven’ + tien ‘ten’
Examples
EXAMPLES FROM THE CORPUS
He was seventeen when he won the Open championship belt for the first time.
When she was seventeen, the family moved to Puerto Rico.
Collocations
COLLOCATIONS FROM THE ENTRY►the seventeenth
I’m planning to leave on the seventeenth (=the 17th day of the month).
the number 17: a group of seventeen American military officers I left home when I was seventeen (=17 years old).—seventeenth adjective, pronoun: in the seventeenth century her seventeenth birthday I’m planning to leave on the seventeenth (=the 17th day of the month).