thirty Definition
the number equivalent to the product of three and ten; one more than twenty-nine and one less than thirty-one.
Using thirty: Examples
Take a moment to familiarize yourself with how "thirty" can be used in various situations through the following examples!
Example
I am thirty years old.
Example
The speed limit on this road is thirty miles per hour.
Example
There are thirty students in the classroom.
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Summary: thirty in Brief
'Thirty' [ˈθɜːti] is a noun that represents the number 30, which is the product of three and ten. It is used to indicate quantity or age, as in 'I am thirty years old.'
