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In phonetics, a bilabial consonant is a consonant articulated with both lips. ==Transcription== The bilabial consonants identified by the International Phonetic Alphabet (IPA) are: Owere Igbo has a six-way contrast among bilabial stops: . Approximately 0.7% of the world's languages lack bilabial consonants altogether; these include Tlingit, Chipewyan, Oneida, and Wichita.〔Maddieson, Ian. 2008. Absence of Common Consonants. In: Haspelmath, Martin & Dryer, Matthew S. & Gil, David & Comrie, Bernard (eds.) The World Atlas of Language Structures Online. Munich: Max Planck Digital Library, chapter 18. Available online at http://wals.info/feature/18. Accessed on 2008-09-15.〕 The extensions to the IPA also define a () for striking the lips together (smacking the lips). A lip-smack in the non-percussive sense of the lips noisily parting would be .〔Heselwood (2013: 121)〕 The IPA chart shades out ''bilabial lateral consonants''. This is sometimes read as indicating that such sounds are not possible. The fricatives and may in fact often be lateral, but no language makes a distinction for centrality, and the allophony is not noticeable. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Bilabial consonant」の詳細全文を読む スポンサード リンク
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