Bilabial consonant

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

General references

 * McDorman, Richard E. (1999). Labial Instability in Sound Change: Explanations for the Loss of /p/. Chicago: Organizational Knowledge Press. ISBN 0-967-25370-5.
 * McDorman, Richard E. (1999). Labial Instability in Sound Change: Explanations for the Loss of /p/. Chicago: Organizational Knowledge Press. ISBN 0-967-25370-5.