'Bathometer' definitions:

Definition of 'bathometer'

(from WordNet)
noun
An instrument that measures the depth of water [syn: bathymeter, bathometer]

Definition of 'Bathometer'

From: GCIDE
  • Bathometer \Ba*thom"e*ter\, n. [Gr. baqo`s depth + -meter.] An instrument for measuring depths, esp. one for taking soundings without a sounding line. [1913 Webster]