half-hour

[ haf-ouuh r, -ou-er, hahf- ]
/ ˈhæfˈaʊər, -ˈaʊ ər, ˈhɑf- /

noun

a period of 30 minutes.
the midpoint between the hours: The clock struck on the half-hour.

adjective

of, relating to, or consisting of a half-hour: half-hour programs.

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Origin of half-hour

late Middle English word dating back to 1375–1425
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for half-hour

British Dictionary definitions for half-hour

half-hour

noun

  1. a period of 30 minutes
  2. (as modifier)a half-hour stint on the treadmill
  1. the point of time 30 minutes after the beginning of an hour
  2. (as modifier)a half-hour chime

Derived forms of half-hour

half-hourly, adverb, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012