OVISAC
\ˈə͡ʊvɪsˌak], \ˈəʊvɪsˌak], \ˈəʊ_v_ɪ_s_ˌa_k]\
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By Oddity Software
By Noah Webster.
By Robley Dunglison
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C