Definition of ordinal noun from the Oxford Advanced American Dictionary

 

ordinal

 noun
noun
NAmE//ˈɔrdn̩l//
 
, NAmE//ˈɔrdnəl//
 
(also ordinal number)
 
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a number that refers to the position of something in a series, for example “first,” “second,” etc. compare cardinal
ordinaladjective
 
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