WordReference Random House Unabridged Dictionary of American English © 2026
am′phi•drom′ic point′
(am′fi drom′ik, am′-),USA pronunciation [Oceanog.]
- Geology, Oceanographya 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.
- Greek amphídrom(os) running both ways + -ic; see amphi-, -drome
- 1935–40