What Does "Thirteen" Mean?
"Thirteen" is the cardinal number equal to 12 + 1. In English, it is written as thirteen and pronounced /ˌθɜːrˈtiːn/.
How to Use "Thirteen"
- As a numeral: "She has thirteen books."
- In dates: "My birthday is on the thirteenth of May."
- In age: "He turned thirteen last week."
Cultural Notes
In many Western cultures, the number thirteen is considered unlucky—this fear is known as triskaidekaphobia. Some buildings skip the 13th floor, and some people avoid scheduling important events on the 13th day of the month, especially if it falls on a Friday ("Friday the 13th").
Fun Fact
Despite its superstitions, thirteen is just another number in mathematics—and in some cultures, it carries no negative connotation at all!