عاتّ

, (O,) verbal noun مُعَاثَّةٌ and عِثَاثٌ; (O, K;) and ↓ عثّث, (O,) verbal noun تَعْثِيثٌ; (K;) He raised his voice with singing: (O:) or he trilled, or quavered, in singing: (K:) or he raised his voice with singing, and trilled, or quavered: (L:) and عاثّ فِى غِنَايءِهِ, verbal noun as above; and ↓ عثّث; he trilled, or quavered, in his singing. (TA.) And عِثَاثٌ is also used to signify The sounding [or ringing] of a bow when its string has been pulled to try its strength: some say that it is like the تَرَنُّم [or ringing] of a basin when it has been struck. (O, TA.)