ordinal number
ordinal
no. ***

So the order type of all ordinal numbers less than is itself.

The basic forms of the ordinal number are given in the table below.

The first, second, third, and fourth in this case are ordinal numbers.

Students graduated in different years are named after ordinal numbers.

As an ordinal number, 101st (one hundred first) rather than 101th is the correct form.

The position of each element within the ordered set is also given by an ordinal number.

The first twelve variations of ordinal numbers are given here.

The person then simply counts those objects, and gives the ordinal numbers to them.

The days of the week are simply ordinal numbers.

The order of a well-ordered set is described by an ordinal number.