Pronunciation: [sˈɪŋɡɪɡnˌɒsɪzəm] (IPA)
Correct spelling for the English word "syngignoscism" is [sˈɪŋɡɪɡnˌɒsɪzəm], [sˈɪŋɡɪɡnˌɒsɪzəm], [s_ˈɪ_ŋ_ɡ_ɪ_ɡ_n_ˌɒ_s_ɪ_z_ə_m] (IPA phonetic alphabet).
Hypnotism; suggestion.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Correct spelling for syngignoscism