noun ·Uncommon ·College level

Definitions

Noun

1. 1
   Strength of sound: how loud it is.; The perceptual strength or amplitude of sound pressure, measured in sones or phons. countable, uncountable
2. 2
   tasteless showiness wordnet
3. 3
   Strength of sound: how loud it is.; The physical strength of the sound pressure level, measured in decibels. countable, uncountable
4. 4
   the magnitude of sound (usually in a specified direction) wordnet

Synonyms

All synonyms

flashinessvolumeamplitudearsenic greenauditory effectauditory phenomenon

Antonyms

All antonyms

quietnesssilencesoftness

Example

More examples

"We perceive the amplitude of a sound wave as loudness."

Etymology

From Middle English loudnesse, lowdenesse, from Old English hlūdnes, equivalent to loud + -ness.

Related phrases

loudness raceloudness war

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.