tonal
adjective/ˈtəʊnl/
/ˈtəʊnl/
- (specialist) relating to tones of sound or colour
- (music) having a particular key opposite atonal
Word Originlate 18th cent. (designating church music in plainsong mode): from medieval Latin tonalis, from Latin tonus, from Greek tonos ‘tension, tone’, from teinein ‘to stretch’.
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tonal