Fathometer

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A depth finder that uses sound waves to determine the depth of water.

    "A Fathometer is just a vertical echo-ranger; its pings would sound the same and could drive a submarine out of position just as effectively as horizontal echo-ranging and might even make a contact."

  2. 2
    depth finder for determining depth of water or a submerged object by means of ultrasound waves wordnet

Synonyms

All synonyms
deviceindicatorsonic depth findersonic depth finder

Example

More examples

"A Fathometer is just a vertical echo-ranger; its pings would sound the same and could drive a submarine out of position just as effectively as horizontal echo-ranging and might even make a contact."

Etymology

From fathom (“nautical length measurement used for depth”) + -meter.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.