PERFORCE
\pˈɜːfɔːs], \pˈɜːfɔːs], \p_ˈɜː_f_ɔː_s]\
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By Oddity Software
By Noah Webster.
By William Dodge Lewis, Edgar Arthur Singer
By William Hand Browne, Samuel Stehman Haldeman
By James Champlin Fernald
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C