Voiced bilabial trill | |||
---|---|---|---|
ʙ | |||
IPA Number | 121 | ||
Encoding | |||
Entity (decimal) | ʙ | ||
Unicode (hex) | U+0299 | ||
X-SAMPA | B\ | ||
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The voiced bilabial trill is a consonant. It is used in some spoken languages. The letter for this sound in the International Phonetic Alphabet is ⟨ʙ⟩. The X-SAMPA symbol for this sound is B\.
In many of the languages that contain the voiced bilabial trill, it only occurs as part of a prenasalised bilabial stop with trilled release, [mbʙ]. This developed historically from a prenasalized stop before a relatively high back vowel, such as [mbu]. In such instances, these sounds are usually still limited to the environment of a following [u].