treble
1. tre.ble \'treb-*l\ n [ME, perh. fr. MF, trio, fr. treble, adj.] 1a: the
highest of the four voice parts in vocal music : SOPRANO 1b: a singer or
instrument taking this part 1c: a high-pitched or shrill voice, tone, or
sound 1d: the upper half of the musical pitch range 1e: the higher
portion of the audio frequency range in sound recording and broadcasting
2: something treble in construction, uses, amount, number, or value
2. treble \'treb-(*-)le-\ aj [ME, fr. MF, fr. L triplus - more at TRIPLE]
1a: having three parts : THREEFOLD 1b: triple in number or amount 2a:
relating to or having the range of a musical treble {~ voice> 2b:
high-pitched : SHRILL 2c: of, relating to, or having the range of treble
in sound recording and broadcasting {~ frequencies} - tre.bly av
3. treble \-(*-)lin\ vb or tre.bling : to increase threefold 1: to sing
treble 2: to grow to three times the size, amount, or number