Dental fricative

The dental fricative or interdental fricative is a fricative consonant pronounced with the tip of the tongue against the teeth.^[1] There are several types (those used in English being written as th):

Voiced dental fricative [ð] - as in the English this, [ðɪs].^[2]
Voiceless dental fricative [θ] - as in the English thin, [θɪn].^[2]
Dental ejective fricative [θʼ]

^ Zhao, Sherry Y. (18 October 2010). "Stop-like modification of the dental fricative /ð/: An acoustic analysis". The Journal of the Acoustical Society of America. 128 (4): 2009–2020. doi:10.1121/1.3478856. PMC 2981115. PMID 20968372.
^ ^a ^b "The English "th"". Learn EN - Archive. Retrieved 2019-04-10.

[1] Zhao, Sherry Y. (18 October 2010). "Stop-like modification of the dental fricative /ð/: An acoustic analysis". The Journal of the Acoustical Society of America. 128 (4): 2009–2020. doi:10.1121/1.3478856. PMC 2981115. PMID 20968372.

[EnglishTh-2] "The English "th"". Learn EN - Archive. Retrieved 2019-04-10.

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