HUBBLE LAW

\hˈʌbə͡l lˈɔː], \hˈʌbə‍l lˈɔː], \h_ˈʌ_b_əl l_ˈɔː]\
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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
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