English

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English numbers (edit)
400
 ←  30  ←  39 40 41  →  50  → 
4
    Cardinal: forty
    Ordinal: fortieth
    Adverbial: forty times
    Multiplier: fortyfold

Etymology

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From earlier fourteth, from Middle English fourtithe, fourtiþe; equivalent to forty +‎ -eth. For the modern form, see the etymological notes at twentieth.

Pronunciation

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Adjective

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fortieth (not comparable)

  1. The ordinal form of the number forty.

Alternative forms

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Derived terms

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Translations

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Noun

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fortieth (plural fortieths)

  1. The person or thing in the fortieth position.
  2. One of forty equal parts of a whole.

Translations

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