radiogoniometer

noun

apparatus for determining the direction from which radio waves are coming

Wiktionary

noun

Etymology: Etymology tree Latin radiusder. English radio- Proto-Indo-European *ǵónu Proto-Hellenic *gónu Ancient Greek γόνῠ (gónŭ)der. Ancient Greek γωνίᾱ (gōníā)der. English gonio- Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English goniometer English radiogoniometer From radio- + goniometer.

radio direction finder