hydroscope

[ hahy-druh-skohp ]

/ ˈhaɪ drəˌskoʊp /

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noun

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

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Origin of hydroscope

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

OTHER WORDS FROM hydroscope

hy·dro·scop·ic

[hahy-druh-skop-ik], /ˌhaɪ drəˈskɒp ɪk/, hy·dro·scop·i·cal, adjectivehy·dro·sco·pic·i·ty

[hahy-druh-skoh-pis-i-tee], /ˌhaɪ drə skoʊˈpɪs ɪ ti/, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use hydroscope in a sentence

It is more hydroscopic, or capable of absorbing and retaining moisture, and fixing ammonia than the doomuteea.
A Journey through the Kingdom of Oude, Volumes I & II|William Sleeman
The author has used hydroscopic in place of hygroscopic throughout.
Jaros Hygienic Wear|I. Jaros

British Dictionary definitions for hydroscope

hydroscope

/ (ˈhaɪdrəˌskəʊp) /

noun

any instrument for making observations of underwater objects

Derived forms of hydroscope

hydroscopic (ˌhaɪdrəˈskɒpɪk) or hydroscopical, adjective

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