thirty first
/ˌθɜːrtiˈfɜːrst/
noun
- One of thirty-one equal parts of something; the fraction 1/31.
- The recipe calls for a thirty-first of a teaspoon of salt.
- She received a thirty-first of the inheritance.
- Each person gets a thirty-first of the total amount.
- The person or thing in the thirty-first position.
- He was the thirty-first to finish the marathon.
- The thirty-first on the list was selected.
- The thirty-first in line got the last slice.
adjective
- Coming after the thirtieth in a sequence; number 31 in order.
- He finished in thirty-first place in the competition.
- Today is the thirty-first day of the month.
- This is the thirty-first edition of the magazine.