Fricative
(Redirected from Friction sound)
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A fricative is a type of consonant sound that is produced by forcing air through a narrow channel made by placing two articulators close together. This turbulent airflow creates a characteristic "hissing" or "friction" sound. Fricatives are found in many of the world's languages and can be voiced or voiceless.
Types of Fricatives[edit | edit source]
Fricatives can be classified based on their place of articulation and whether they are voiced or voiceless.
Place of Articulation[edit | edit source]
- Labiodental fricative: Produced with the lower lip against the upper teeth (e.g., /f/ and /v/ in English).
- Dental fricative: Produced with the tongue against the upper teeth (e.g., /θ/ as in "think" and /ð/ as in "this" in English).
- Alveolar fricative: Produced with the tongue against the alveolar ridge (e.g., /s/ and /z/ in English).
- Postalveolar fricative: Produced with the tongue just behind the alveolar ridge (e.g., /ʃ/ as in "sh" and /ʒ/ as in "measure" in English).
- Glottal fricative: Produced with the glottis (e.g., /h/ in English).
Voicing[edit | edit source]
- Voiceless fricatives: Produced without vibration of the vocal cords (e.g., /f/, /θ/, /s/, /ʃ/, /h/).
- Voiced fricatives: Produced with vibration of the vocal cords (e.g., /v/, /ð/, /z/, /ʒ/).
Phonetic Transcription[edit | edit source]
Fricatives are represented in the International Phonetic Alphabet (IPA) with specific symbols. For example, the voiceless labiodental fricative is represented as /f/, and the voiced alveolar fricative is represented as /z/.
Examples in Languages[edit | edit source]
Fricatives are common in many languages. For instance:
- In English, common fricatives include /f/, /v/, /θ/, /ð/, /s/, /z/, /ʃ/, /ʒ/, and /h/.
- In Spanish, the voiceless dental fricative /θ/ is used in some dialects, such as Castilian Spanish.
- In German, the voiceless labiodental fricative /f/ and the voiced labiodental fricative /v/ are common.
Related Pages[edit | edit source]
- Consonant
- Plosive
- Nasal consonant
- Approximant
- Affricate
- International Phonetic Alphabet
- Phonetics
- Phonology
See Also[edit | edit source]
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