Fathometer

[fa-th om-i-ter]

Trademark.

a brand of sonic depth finder.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for fathometer

Historical Examples of fathometer

Fathometer soundings showed it was on a steep upward slope of the continental shelf.
Tom Swift and the Electronic Hydrolung
Victor Appleton

British Dictionary definitions for fathometer

Fathometer

noun

trademark a type of echo sounder used for measuring the depth of water

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012