TRIANGULAR NUCLEUS

\tɹa͡ɪˈanɡjʊlə njˈuːklɪəs], \tɹa‍ɪˈanɡjʊlə njˈuːklɪəs], \t_ɹ_aɪ__ˈa_n_ɡ_j_ʊ_l_ə n_j_ˈuː_k_l_ɪ__ə_s]\
Sort: Oldest first
 
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland
 
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe