Meaning & use
sound
Vibrations that travel through air or another medium and can be detected by the ear.
See it in a sentence
The sound of distant thunder rolled across the valley before the rain began.
She turned down the sound on the television so she could hear the phone ring.
A note on using this word
As an adjective, sound means healthy, sturdy, or well-reasoned, as in a sound argument or a sound structure.
Words with a similar meaning
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Words with an opposite meaning
Another way to use it
2. adjective
Firm, healthy, or based on good judgment and free from error.
The engineer confirmed that the bridge's design was structurally sound.
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