両りょう唇しん音おんりょうしんおんMeanings1nounbilabiallinguisticsLinguistics term for a consonant articulated with both lips, such as /p/, /b/, /m/, or /w/.日本にほん語ごの「ぱ」の子し音いんは両りょう唇しん音おんです。The consonant in Japanese 'pa' is a bilabial.両りょう唇しん音おんには