MYSTERIOUSNESS
\mɪstˈi͡əɹɪəsnəs], \mɪstˈiəɹɪəsnəs], \m_ɪ_s_t_ˈiə_ɹ_ɪ__ə_s_n_ə_s]\
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Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C