The Bilabial consonant reference article from the English Wikipedia on 24-Apr-2004
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Bilabial consonant

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In phonetics, a bilabial consonant is a consonant articulated with both lips.

The bilabial consonants identified by the International Phonetic Alphabet are:

IPA Symbol Name Example Meaning
p Voiceless bilabial plosive English [phæd] pad
b Voiced balabial plosive English [bɛd] bed
m Bilabial nasal English [gʌm] gum
ʙ Bilabial trill
ɸ Voiceless bilabial fricative
β Voiced bilabial fricative Spanish [kaβo] cabo (="stub")
ʘ Bilabial click

See also