noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   A period of time equal to thirty minutes, half an hour.
2. 2
   a half of an hour wordnet
3. 3
   The time of thirty minutes past any particular hour.

   "The great clock of the castle sounded the half-hour—he had another half-hour to wait, ere the approach of Count Deckendorff; […]"

Synonyms

All synonyms

30 minuteshalf an hour

Example

More examples

"We arrived at the station a half-hour before the train started."

Etymology

From half- + hour.

Related phrases

half-hourlonghalf-hourly

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.