acoustic feature
C1/C2Technical / Academic
Definition
Meaning
A distinct, measurable property of a sound, such as its frequency, duration, amplitude, or spectrum, often analysed in fields like phonetics, music, and engineering.
Any characteristic or attribute of an auditory stimulus or acoustic environment that can be identified, measured, or manipulated. In linguistics, it refers specifically to phonetic properties like voicing, nasality, or place of articulation.
Linguistics
Semantic Notes
In linguistics/phonetics, 'acoustic feature' often refers to a measurable correlate of a 'phonetic feature' or 'distinctive feature'. In music/engineering, it's a more general property of any sound. It is a countable noun.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. British English may show slightly more frequent use of 'phonetic feature' as a near-synonym in linguistic contexts.
Connotations
Neutral technical term in both varieties.
Frequency
More common in academic and technical texts than in general use, with equal frequency across varieties in those domains.
Vocabulary
Collocations
Grammar
Valency Patterns
The [noun] exhibits/has/shows [adjective] acoustic features.Researchers analysed/extracted/measured the acoustic features of [noun].[Acoustic feature] correlates with/is a cue for [perceptual category].Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “(None specific to this technical term)”
Usage
Context Usage
Business
Rare, except in specific sectors like audio tech, acoustics consulting, or hearing aid development, where it refers to product specifications.
Academic
Common in linguistics, phonetics, musicology, acoustics, psychology (psychoacoustics), and audio engineering research.
Everyday
Very rare. Might be used by musicians or audiophiles discussing sound quality.
Technical
Core term in speech processing, computational linguistics, audio engineering, and acoustic design.
Examples
By Part of Speech
verb
British English
- (Not applicable as a verb)
American English
- (Not applicable as a verb)
adverb
British English
- (Not applicable as an adverb)
American English
- (Not applicable as an adverb)
adjective
British English
- (Use is attributive: 'acoustic-feature analysis', 'acoustic-feature set')
American English
- (Use is attributive: 'acoustic-feature extraction', 'acoustic-feature vector')
Examples
By CEFR Level
- (Too technical for A2)
- (Too technical for B1)
- Loudness is a basic acoustic feature we all notice.
- The acoustic features of the room made the music sound echoey.
- Engineers can change the acoustic features of a recording.
- The researchers identified a key acoustic feature that distinguishes the two dialects: vowel length.
- The algorithm failed to classify the sounds correctly because it overlooked a critical acoustic feature.
- In phonetics, we study how articulatory gestures produce specific acoustic features.
Learning
Memory Aids
Mnemonic
Think of a **feature** film. An ACOUSTIC FEATURE is like a 'starring property' of a sound that defines its character.
Conceptual Metaphor
SOUND IS AN OBJECT WITH PROPERTIES (features are parts or attributes of the sound object). ANALYSIS IS DISASSEMBLY (we 'extract' or 'break down' sounds into their features).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct calque 'акустическая черта'. Use 'акустическая характеристика', 'акустический параметр', or 'признак звука'.
- In linguistics, 'feature' translates as 'признак' (distinctive feature = дифференциальный признак), not 'особенность'.
- Don't confuse with 'acoustics' as a field ('акустика'). 'Acoustic feature' is one element within that field.
Common Mistakes
- Using 'acoustic' as a noun (e.g., 'the acoustics feature').
- Confusing 'acoustic feature' (property of sound) with 'acoustic featureS' (the overall sound qualities of a room).
- Misspelling 'acoustic' as 'accoustic'.
- Using it in non-technical contexts where 'sound quality' or 'type of sound' would be more natural.
Practice
Quiz
In which field is the term 'acoustic feature' LEAST likely to be used in its technical sense?
FAQ
Frequently Asked Questions
Not exactly. A 'phonetic feature' is an abstract linguistic category (e.g., [+voice]). An 'acoustic feature' is its measurable physical manifestation in the sound wave (e.g., periodicity, low-frequency energy). They are correlatives.
Typically no. Properties like reverberation or echo are 'acoustic properties' or 'acoustics' of a room. 'Acoustic feature' primarily describes inherent properties of a sound source itself, though in broader engineering contexts the line can blur.
Use it as a countable noun, often preceded by a descriptive adjective (key, primary, distinctive) and followed by 'of' to specify the sound source: 'The distinctive acoustic feature of a violin is its rich harmonic spectrum.'
In non-technical talk, you can often use 'sound quality', 'aspect of the sound', or just 'the way it sounds'. For example, instead of 'The acoustic feature was annoying,' say 'The way it sounded was annoying.'