OBTURATION
\ɒbt͡ʃəɹˈe͡ɪʃən], \ɒbtʃəɹˈeɪʃən], \ɒ_b_tʃ_ə_ɹ_ˈeɪ_ʃ_ə_n]\
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By Oddity Software
By Noah Webster.
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C