MARTELLO TOWERS
\mɑːtˈɛlə͡ʊ tˈa͡ʊəz], \mɑːtˈɛləʊ tˈaʊəz], \m_ɑː_t_ˈɛ_l_əʊ t_ˈaʊ_ə_z]\
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C