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loudness    
n. 高声,大声,吵闹

高声,大声,吵闹

loudness
n 1: the magnitude of sound (usually in a specified direction);
"the kids played their music at full volume" [synonym:
{volume}, {loudness}, {intensity}] [ant: {softness}]
2: tasteless showiness [synonym: {flashiness}, {garishness},
{gaudiness}, {loudness}, {brashness}, {meretriciousness},
{tawdriness}, {glitz}]

Loudness \Loud"ness\, n.
The quality or state of being loud.
[1913 Webster]


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  • Loudness - Wikipedia
    Loudness, a subjective measure, is often confused with physical measures of sound strength such as sound pressure, sound pressure level (in decibels), sound intensity or sound power
  • Decibels Decoded: A Guide to Understanding Loudness
    Loudness, in a scientific and practical sense, is the subjective perception of sound pressure Two sounds at the same decibel level can feel different depending on frequency, duration, context, and other factors
  • Loudness and Level – Introduction to Sensation and Perception
    Loudness is measured in terms of decibels (dB), a logarithmic unit of sound intensity A typical conversation would correlate with 60 dB; a rock concert might check in at 120 dB
  • LOUDNESS Definition Meaning - Merriam-Webster
    The meaning of LOUDNESS is the attribute of a sound that determines the magnitude of the auditory sensation produced and that primarily depends on the amplitude of the sound wave involved
  • Loudness | Acoustics Perception of Sound | Britannica
    The loudness of sound as perceived by human ears is roughly proportional to the logarithm of sound intensity: when the intensity is very small, the sound is not audible; when it is too great, it becomes painful and dangerous to the ear
  • 9. 2. Loudness and Sound Pressure Level – Sensation and Perception
    The most direct physical correlate of loudness is sound intensity (or sound pressure) measured close to the eardrum However, many other factors also influence the loudness of a sound, including its frequency content, its duration, and the context in which it is presented
  • Loudness Basics - AES
    Loudness is the perceived “strength” of a sound on a scale from quiet to loud It is a subjective measure that considers the sound intensity, frequency and duration of acoustic or electronically reproduced sounds
  • Acoustics Chapter One: Loudness - Indiana University Bloomington
    Loudness is the way in which we perceive amplitude As mentioned above, a particular change in amplitude is not necessarily perceived as being a proportionate change in loudness That is because our perception of loudness is influenced by both the frequency and timbre of a sound
  • Loudness - HyperPhysics
    Loudness is not simply sound intensity! Sound loudness is a subjective term describing the strength of the ear's perception of a sound It is intimately related to sound intensity but can by no means be considered identical to intensity
  • Loudness – Definition Detailed Explanation – Audio Terms Glossary
    Loudness refers to the perceived intensity of sound, while volume refers to the physical amplitude of the sound wave Volume is typically measured in units such as watts or volts, while loudness is measured in decibels





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