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postdeterminer

American  
[pohst-di-tur-muh-ner] / ˌpoʊst dɪˈtɜr mə nər /

noun

Grammar.
  1. a member of a subclass of English adjectival words, including ordinal and cardinal numbers, that may be placed after an article or other determiner and before a descriptive adjective, as first and three in the first three new chapters.


Etymology

Origin of postdeterminer

post- + determiner