1. the measurement of the depths of oceans, seas, or other large bodies of water.
  2. the data derived from such measurement, especially as compiled in a topographic map.

Origin of bathymetry

First recorded in 1860–65; bathy- + -metry
Related formsba·thym·e·ter, nounbath·y·met·ric [bath-uh-me-trik] /ˌbæθ əˈmɛ trɪk/, bath·y·met·ri·cal, adjectivebath·y·met·ri·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bathymetry

Historical Examples of bathymetry

British Dictionary definitions for bathymetry


  1. measurement of the depth of an ocean or other large body of water
Derived Formsbathymetric (ˌbæθɪˈmɛtrɪk), adjectivebathymetrically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

bathymetry in Science


  1. The measurement of the depth of bodies of water, particularly of oceans and seas.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.