• Eightieth

    Pronunciation

    • IPA: /ˈeɪtiəθ/
    • Hyphenation: eight + i + eth

    Origin

    eighty + -eth

    Full definition of eightieth

    Adjective

    eightieth

    1. The ordinal form of the number eighty.

    Synonyms

    th

    Noun

    eightieth

    (plural eightieths)
    1. The person or thing in the eightieth position.
    2. One of eighty equal parts of a whole.
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