Search Result for "fathometer": 
Wordnet 3.0

NOUN (1)

1. depth finder for determining depth of water or a submerged object by means of ultrasound waves;
[syn: sonic depth finder, fathometer]



WordNet (r) 3.0 (2006):

fathometer
    n 1: depth finder for determining depth of water or a submerged
         object by means of ultrasound waves [syn: sonic depth
         finder, fathometer]