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Sonar vs Echography - What's the difference?

sonar | echography |

As nouns the difference between sonar and echography

is that sonar is echolocation while echography is the use of ultrasound as a diagnostic aid.

sonar

English

(wikipedia sonar)

Noun

(en noun)
  • (nautical) echolocation
  • (nautical) A device that uses hydrophones (in the same manner as radar) to locate objects underwater.

    • Synonyms

    * SONAR (acronym of sound navigation and ranging)

    Derived terms

    * Doppler sonar

    See also

    * radar * lidar

    Anagrams

    * * * ----

    echography

    English

    Noun

    (-)
  • (medicine) The use of ultrasound as a diagnostic aid.