Definition

Based on good reasoning or judgment; reliable and valid. It can also mean being in good condition or free from defects.

Example

The engineer provided a sound solution to the problem.

Conversation

I think we made a sound choice picking this restaurant.

Absolutely! The reviews were really positive.

Plus, the menu looks sound and diverse.

I agree, it seems like everyone will find something they enjoy.

Synonyms & Antonyms

Definition

In a complete or thorough manner; fully or deeply.

Example

She was sound asleep during the storm.

Conversation

Did you sleep well last night?

I did! I was sound asleep for almost eight hours.

That's great to hear! I only got a few hours myself.

Definition

A noise that can be heard, which can vary in pitch, volume, and quality.

Example

The sound of the waves crashing on the shore was very calming.

Conversation

Did you hear that strange sound coming from the basement?

Yeah, it was kind of creepy!

I wonder if it's just the pipes or something more unusual.

Definition

To produce or make a noise, or to express something in words; it can also mean to examine something by using sound waves.

Example

The teacher asked the students to sound the letters clearly when they read aloud.

Tense Forms

Conversation

Did you hear the way the band sounded last night?

Yeah, they were incredible!

I think they really sound better live than on their album.

Root Explanation

The word 'sound' originates from Old English 'sund', meaning health or safety, and is related to the Old Norse 'sund', meaning swimming or a strait. The modern meaning of 'sound' as a noise or auditory sensation evolved from these earlier meanings, reflecting the idea of clarity or health in perception.

Memory Tip

Think of the Old English 'sund', which relates to health and clarity, to remember that 'sound' refers to clear auditory sensations.

Visually Confused Words