GROUND HEM'LOCK
\ɡɹˈa͡ʊnd hˈɛmlɒk], \ɡɹˈaʊnd hˈɛmlɒk], \ɡ_ɹ_ˈaʊ_n_d h_ˈɛ_m_l_ɒ_k]\
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C