ordinal number


: a number (such as first, fifth, or 22nd) that is used to show the position of someone or something in a series

Full Definition of ORDINAL NUMBER

:  a number designating the place (as first, second, or third) occupied by an item in an ordered sequence — see number table
:  a number assigned to an ordered set that designates both the order of its elements and its cardinal number

First Known Use of ORDINAL NUMBER

ORDINAL NUMBER Defined for Kids

ordinal number


Definition of ORDINAL NUMBER for Kids

:  a number that is used to show the place (as first, fifth, 22nd) taken by an element in a series


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