English

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Etymology

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semi- +‎ diurnal +‎ -ly

Adverb

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semidiurnally (not comparable)

  1. Twice daily.
    • 2015 October 8, “Temporal Patterns in Seawater Quality from Dredging in Tropical Environments”, in PLOS ONE[1], →DOI:
      A recent wavelet analysis of the turbidity data showed clear periodicities of turbidity in the three Pilbara datasets during both the baseline and dredge phases of the studies (Stark, unublished data) peaking semidiurnally associated with tides, diurnally associated with daily sea breezes and sometimes fortnightly associated with spring-neap cycles.