hydroscope


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hy·dro·scope

 (hī′drə-skōp′)
n.
An optical device used for viewing objects far below the surface of water.

hy′dro·scop′ic (-skŏp′ĭk) adj.

hydroscope

(ˈhaɪdrəˌskəʊp)
n
(Nautical Terms) any instrument for making observations of underwater objects
hydroscopic, ˌhydroˈscopical adj

hydroscope

a device for viewing things below the surface of a body of water.
See also: Water
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References in periodicals archive ?
The kelp is harvested by using a device to see under water, called a hydroscope, to peer at the ocean floor attached to a pole which is twisted to cut off the kelp.
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