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hydroscope

American  
[hahy-druh-skohp] / ˈhaɪ drəˌskoʊp /

noun

  1. an optical device for viewing objects below the surface of water.


hydroscope British  
/ ˈhaɪdrəˌskəʊp /

noun

  1. any instrument for making observations of underwater objects

"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

Other Word Forms


Etymology

Origin of hydroscope

First recorded in 1670–80; hydro- 1 + -scope


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Brown had lugged the pneumatic raft down to the shore where he was now pumping it full: I followed with the paddles, pole, and hydroscope.

From Police!!! by Henry Hutt

The former was a hydroscope, who fell into convulsions whenever he passed over running water.

From Curious Myths of the Middle Ages by S. (Sabine) Baring-Gould

He calls it a hydroscope and describes it as having the form and size of a flute, and graduated in such wise that it can be used for determining the density of liquids.

From Woman in Science With an Introductory Chapter on Woman's Long Struggle for Things of the Mind by John Augustine Zahm

At first I scarcely noticed them, supposing them to be vast beds of silvery bottom sand glittering under the electric pencil of the hydroscope.

From Police!!! by Henry Hutt

It might be said that he divined the course of seams in the depths of the coal mine as a hydroscope reveals springs in the bowels of the earth.

From The Underground City, or, the Child of the Cavern by Jules Verne

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