秘iong put oân-tûn原音 (英語: close central unrounded vowel) 或者高iong put oân-tûn原音 (英語: high central unrounded vowel)[1]是一寡語言內底使用的一種元音。國際音標內底大表這个標音符號就是 ⟨ɨ⟩，就是扎有形貢的小寫字母 ⟨伊⟩。符號和聲音通常攏予人叫做扎有形貢的 ⟨醫⟩。
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