n.
Pronunciation: ˌ e-k ō -l ō - ' k ā -sh ə n
Function: noun
Date: circa 1944
: a physiological process for locating distant or invisible objects (as prey) by sound waves reflected back to the emitter (as a bat) from the objects
n.
Pronunciation: ˌ e-k ō -l ō - ' k ā -sh ə n
Function: noun
Date: circa 1944
: a physiological process for locating distant or invisible objects (as prey) by sound waves reflected back to the emitter (as a bat) from the objects
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012