half an hour

• half-an-hour

half an hour (uncountable)

1. Thirty minutes.

   I'll be there in half an hour.

   • 1526, [William Tyndale, transl.], The Newe Testamẽt […] (Tyndale Bible), [Worms, Germany: Peter Schöffer], →OCLC, Revelation viij:[1], folio cccxxviij, verso:

     And whẽ he had opened the ſeventhe ſeale / there was ſilence in heven aboute the ſpace of halfe an houre /

• half-hour