FATHOMETER
Meaning of FATHOMETER in English
n.
Pronunciation: fa- ' th ä-m ə -t ə r, ' fa- th ə - ˌ m ē -
Function: trademark
― used for a sonic depth finder
Merriam Webster Collegiate English Dictionary.
Merriam Webster - Энциклопедический словарь английского языка.
2012