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amphidromic point

American  
[am-fi-drom-ik, am-] / ˈæm fɪˈdrɒm ɪk, ˌæm- /

noun

Oceanography.

  1. a point of almost zero tidal fluctuation on the ocean surface, represented on a chart of cotidal lines by a point from which these lines radiate.

Etymology

Origin of amphidromic point

1935–40; < Greek amphídrom ( os ) running both ways + -ic; amphi-, -drome

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Near an amphidromic point, the tide moves in a big circle.

From Scientific American

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.