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Webster 1913 Edition
Half-hourly
Half′-hourˊly
(-ourˊly̆)
, Adj.
Done or happening at intervals of half an hour.
Definition 2024
half-hourly
half-hourly
English
Adjective
half-hourly (not comparable)
Synonyms
Translations
half-hourly
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Adverb
half-hourly (not comparable)