sounder

¹ American  

[soun-der] / ˈsaʊn dər /

noun

1. a person or thing that makes a sound or noise, or sounds something.

2. Telegraphy. an instrument for receiving telegraphic impulses that emits the sounds from which the message is read.

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sounder ² American  

[soun-der] / ˈsaʊn dər /

noun

1. a person or thing that sounds depth, as of water.

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sounder ¹ British  

/ ˈsaʊndə /

noun

1. an electromagnetic device formerly used in telegraphy to convert electric signals sent over wires into audible sounds

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sounder ² British  

/ ˈsaʊndə /

noun

1. a person or device that measures the depth of water, etc

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Etymology

Origin of sounder¹

First recorded in 1585–95; sound ¹ + -er ¹

Origin of sounder²

First recorded in 1565–75; sound ³ + -er ¹

Example Sentences

See Examples For:

sounder

"What we have today, by all indicators, is a much sounder picture" since 2023, Georgieva told a joint press conference with Argentine Economy Minister Luis Caputo.

From Barron's ● Jul. 27, 2026

Such tariffs may or may not be wise policy, but they would be on a sounder legal footing.

From The Wall Street Journal ● Nov. 4, 2025

A productive clay-court swing, taking her to the Madrid and Rome finals, meant she arrived in Paris considered a sounder bet than defending champion Swiatek.

From BBC ● Jun. 7, 2025

If it weren’t going offline so soon, the sounder might also help unravel a big mystery, Dr. Salawitch said.

From New York Times ● May 3, 2024

It is called multibeam echo sounder technology and it can provide a 3-D topographical map of the ocean floor and any structures, including shipwrecks, that are lying there.

From "Shipwrecked!" by Martin W. Sandler