Rhotacism is a phonological phenomenon where a non-rhotic sound, such as a consonant or vowel, changes to a rhotic sound, usually an /r/. This transformation often occurs in specific linguistic contexts or dialects. For example, in some dialects of English the word "idea" may be pronounced as "idear," adding an /r/ sound that is not present in the standard pronunciation. Rhotacism is significant in linguistics because it illustrates how sounds can shift in different languages or dialects, helping to show the dynamic nature of speech and how pronunciation can vary among speakers.

英語での「rhotacism」の定義と意味

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