- perigean tide
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an ocean tide that occurs in the spring, when the moon is at its perigee.
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Universalium. 2010.
perigean tide
Look at other dictionaries:
perigean tide — a tide of increased range occurring monthly as the result of the moon being in perigee (nearest earth) … Dictionary of ichthyology
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perigean range — the average semi diurnal range occurring at the time of perigean tides; larger than the mean range where the type of tide is either semi diurnal or mixed and of no practical significance when the tide is diurnal … Dictionary of ichthyology
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