txtDefinition=1) The first {\uldb note}{\v 89586} of a {\uldb major}{\v 86320} or {\uldb minor}{\v 88035} {\uldb scale}{\v 94733}.\par 2) The {\uldb triad}{\v 102827} or {\uldb chord}{\v 76801} toward which all the other triads in a {\uldb movement}{\v 151907} gravitate (abbreviated as \'93I\'94). (The {\uldb harmonic}{\v 84040} {\uldb progression}{\v 137749} in the example begins and ends on a tonic triad, with {\uldb subdominant}{\v 108294} and {\uldb dominant}{\v 151034} triads in between.)\par 3) The tonic {\uldb key}{\v 85386}.
