a type of echo sounder used for measuring the depth of water
WordReference Random House Unabridged Dictionary of American English © 2025
Fa•thom•e•ter
(fa ᵺom′i tər),USA pronunciation [Trademark.]
- Weights and Measures, Naval Terms, Trademarksa brand of sonic depth finder.
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'Fathometer' also found in these entries (note: many are not synonyms or translations):