hydrophonic

English

Etymology

hydrophone +‎ -ic

Adjective

hydrophonic (comparative more hydrophonic, superlative most hydrophonic)

1. By means of a hydrophone.
   • 2008, Patrick Cunningham, The Dusa Affair, page 55:

     Even the sophisticated sonar and hydrophonic devices which cover both the Atlantic and Pacific Oceans from shoreline to hundred of miles out to sea would be circumvented by this Trojan-Horse technique.

   • 2009, Spencer Tucker, A global chronology of conflict:

     Although others may have been sunk earlier, the first submarine confirmed lost in consequence of hydrophonic detection was the German UC-49 on August 8, 1918.

   • 2013, Carl P. LaVO, Pushing the Limits: The Remarkable Life and Times of Vice Adm. Allan McCann, USN:

     Success for Operation Teardrop had come not from aircraft but from the tedious sonar and hydrophonic probing of the depths by surface ships.