A Hour or An Hour?

  • An hour
  • Why:
    • Use "an" if the next word starts with the sound of a vowel.
      • read the full A vs. An article: here
    • Hour is pronounced: ow-r.
    • We say an hour because the 'h' is silent and the first sound which is heard is the sound of a vowel.
  • Check out the A or An Dictionary to learn more.

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Fun Fact
Noon was the ninth hour
of the Roman day.
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