• synonyms


[bath-uh-thur-muh-graf, -grahf]
noun Oceanography.
  1. an instrument that makes a record of the temperature at various depths in the ocean.
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Origin of bathythermograph

First recorded in 1935–40; bathy- + thermograph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

bathythermograph in Science


  1. A device that records water temperature in relation to ocean depth.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.