Translation guide
A hydroscope is an instrument for viewing objects below the surface of water, or historically, a device for detecting water. This guide covers how to express these concepts in Japanese.
An optical instrument for observing objects underwater, such as a water glass or bathyscope.
General term for an underwater observation device, often a simple cone or box with a transparent bottom.
水中観察器を使って海底を覗いた。
I looked at the seabed using a hydroscope.
An ancient or obsolete device used to detect the presence of water, such as a dowsing rod or hygroscopic instrument.
General term for a water detection device, often used in historical or technical contexts.
古代の検水器は地下水を見つけるために使われた。
Ancient hydroscopes were used to find groundwater.
The English word 'hydroscope' is rare and technical. In Japanese, there is no single exact equivalent; you must specify the type of device based on context. Using a descriptive phrase is often clearer than a direct translation.
Literally 'underwater glasses'; can refer to a simple viewing device or diving mask, but context clarifies.
子供の頃、水中眼鏡で川の魚を見るのが好きだった。
As a child, I loved watching river fish with a hydroscope.
Loanword from English 'bathyscope', specifically a device for viewing underwater from a boat or surface.
バチスコープでサンゴ礁を観察した。
We observed the coral reef with a bathyscope.
Moisture meter; more modern but can refer to instruments that detect water content, sometimes used historically.
この水分計は土壌の湿度を測る。
This hydroscope measures soil moisture.
Dowsing rod; a traditional tool for finding water, often considered a type of hydroscope in folklore.
ダウジングロッドで井戸を掘る場所を決めた。
They decided where to dig a well using a hydroscope (dowsing rod).