Medical Dictionary

labialism

noun la·bi·al·ism \ˈlā-bē-ə-ˌliz-əm\

Medical Definition of LABIALISM

:  a speech defect characterized by the substitution of one labial sound for another or of a labial for another type of sound

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears