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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. 2021

How to use hydroscope in a sentence

  • He knelt for some time longer, watching the fish, before he resigned the hydroscope to me.

    Police!!!|Robert W. Chambers
  • The former was a hydroscope, who fell into convulsions whenever he passed over running water.

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
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