Level 2 · word 1,547 of 20,000

thirteenth

/ˌθɜːrˈtiːnθ/ American
  • num. 第十三, 十三分之一
Definition
  • num. the item after the twelfth in a series, or one of thirteen equal parts
Example
Friday the thirteenth is considered unlucky by many people.
很多人认为十三号星期五不吉利。