How to Spell Sonarman?

Sonarman | Definition of Sonarman by Merriam-Webster.

What is sonar in English?

: a method or device for detecting and locating objects especially underwater by means of sound waves sent out to be reflected by the objects also : a device for detecting the presence of a vessel (such as a submarine) by the sound it emits in water.

What type of word formation is sonar?

Sometimes an acronym uses not just the first letter, but the first syllable of a component word, for example radar, RAdio Detection And Ranging and sonar, SOund Navigation and Ranging.