amphidromic point


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amphidromic point

[¦am·fə¦dräm·ik ′pȯint]
(mapping)
On a chart of cotidal lines, a no-tide or nodal point from which the cotidal lines radiate.
References in periodicals archive ?
Note that although in the ocean basins anticlockwise motion of tide waves about amphidromic points occurs in the Northern Hemisphere, and vice versa in the Southern Hemisphere, several exceptions exist.