Semihourly

Adjective

Definitions

1.AdjectiveHalf-hourly: occurring every thirty minutes.

"The warship rang its semihourly bell, announcing it was now half past 10 o'clock."

2.AdjectiveRoughly (but not exactly) hourly: occurring around every sixty minutes.

3.AdverbHalf-hourly: at intervals of 30 minutes.

"Samples were collected semihourly (on the hour and half hour) throughout the study."

4.AdverbRoughly (but not exactly) hourly: at intervals of around 60 minutes.

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