Echolocation (noun)
ek-o-lo-kay-shun
The location of objects by reflected sound, in particular that used by animals such as dolphins and bats.
Example sentences
“It’s known that bats use echolocation to navigate.”
Mackle (verb) mak-ul to blur, as from a double impression in printing First used in 1585–95. A variant of earlier macle, makle; earlier macule (from the Latin macula, “spot, blemish”).…