mean sea level (0 synonym found)

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mean sea levels

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Definition of mean sea level:

(n) : (aviation, meteorology, oceanography) The mean altitude of the ocean surface, averaged over all high and low tides at a particular location.
Definition of mean sea level:

(n) : (aviation, meteorology, oceanography) The mean altitude of the ocean surface, averaged over all high and low tides at a particular location.
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