n.a speech sound produced with both the oral and nasal passages open (as French nasal vowels)
同义词：orinasal phone
英汉双解大词典
orinasal/ˌɔːrɪˈneɪzəl/
1.
ADJ（形容词）
pronounced with simultaneous oral and nasal articulation, such as the French nasalized vowels () (as in un), () (as in bon), and () (as in blanc) 鼻化元音的