bathy·​ther·​mo·​graph ˈba-thi-ˈthər-mə-ˌgraf How to pronounce bathythermograph (audio)
: an instrument designed to record water temperature as a function of depth

Examples of bathythermograph in a Sentence

Recent Examples on the Web The perfection of the bathythermograph as an anti-submarine warfare tool had been a high priority at WHOI for years before the war. Catherine Musemeche, Smithsonian Magazine, 7 July 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bathythermograph.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


bathy- + thermograph

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of bathythermograph was in 1938

Dictionary Entries Near bathythermograph

Cite this Entry

“Bathythermograph.” Dictionary, Merriam-Webster, Accessed 2 Oct. 2023.

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