echo sounding vs locating

echo sounding and locating both are nouns.

Word	Noun	Adjective	Verb	Adverb
echo sounding	Yes	No	No	No
locating	Yes	No	No	No

As nouns, locating is a hypernym of echo sounding; that is, locating is a word with a broader meaning than echo sounding:

echo sounding: determining the location of something by measuring the time it takes for an echo to return from it
locating: a determination of the place where something is

Other hypernyms of echo sounding include fix, localisation, localization, location.

echo sounding (noun)	locating (noun)
determining the location of something by measuring the time it takes for an echo to return from it	the act of putting something in a certain place
	a determination of the place where something is