Translation guide
The English word "sounder" is rare and has two main meanings: a device that makes sound, or a person/thing that measures depth by sounding. This guide helps learners express these concepts naturally in Japanese.
A device or instrument that emits a sound, such as an alarm, buzzer, or signal.
A person or instrument that determines water depth, traditionally with a lead line.
The English word "sounder" is uncommon. In most cases, you should use a more specific Japanese word like ブザー (buzzer) or 測深器 (depth sounder) instead of trying to translate "sounder" directly.
The fire alarm sounder went off.
General term for an alarm device, often used in safety or security contexts.
ガス漏れ警報器が作動した。
The gas leak sounder activated.
Technical term for a sounding body or acoustic transducer; rarely used in daily conversation.
この装置は発音体として圧電素子を使っている。
This device uses a piezoelectric element as a sounder.
Standard term for a depth-sounding instrument, such as an echo sounder.
漁船は測深器で海底の深さを測る。
Fishing boats measure the depth of the seafloor with a sounder.
Historical term for a person who manually sounds depth, e.g., on old sailing ships.
測深手が錘を使って水深を測った。
The sounder used a lead to measure the water depth.
Descriptive phrase meaning 'person who measures water depth'; avoids obscure terms.
昔、水深を測る人はロープを使った。
In the past, a sounder used a rope.