amphidromic point, where the amplitude of the tide is almost null. "Cotidal line". A Dictionary of Plant Sciences (2 ed.). Oxford University Press. 2006-01-01...

pointing in the direction of the high water cotidal line, which is directly opposite the low water cotidal line. High water rotates about the amphidromic...

points. It was first discovered by William Whewell, who extrapolated the cotidal lines from the coast of the North Sea and found that the lines must meet...

tools in the analysis of data.: 182  He published a number of maps showing cotidal lines (a term coined by himself, but first published by Lubbock, acknowledging...