SEIDLITZ POWDERS

\sˈe͡ɪdlɪts pˈa͡ʊdəz], \sˈe‍ɪdlɪts pˈa‍ʊdəz], \s_ˈeɪ_d_l_ɪ_t_s p_ˈaʊ_d_ə_z]\
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2011 - English Dictionary Database
By DataStellar Co., Ltd
 
2006 - WordNet 3.0
By Princeton University
 
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland