SPONTANEOUS LABOR

\spɒntˈe͡ɪni͡əs lˈe͡ɪbə], \spɒntˈe‍ɪni‍əs lˈe‍ɪbə], \s_p_ɒ_n_t_ˈeɪ_n_iə_s l_ˈeɪ_b_ə]\
Sort: Oldest first
 
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland
 
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe