FRICTION MURMUR

\fɹˈɪkʃən mˈɜːmə], \fɹˈɪkʃən mˈɜːmə], \f_ɹ_ˈɪ_k_ʃ_ə_n m_ˈɜː_m_ə]\
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1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland
 
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe