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MUSIC THEORY · LEVEL UP
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Music theory · Glossary

Musical terms — every word on the Grades 1–5 lists, defined

200+ Italian tempo, dynamic, articulation and expression markings — plus the theory concepts examiners expect you to define. Each term links to its meaning, translations, and the grade it first shows up in ABRSM, AMEB and Trinity papers.

Theory concepts

AllemandeBaroque dance in moderate 4/4 — usually opens a suiteAlto rangeRoughly G3 – D5AnacrusisA pickup — notes before the first full barAnswer phraseA phrase that ends on a resolved cadence (V → I)ArcoBowed (cancels pizzicato)Bar lineVertical line dividing the stave into barsBass clefF clef — two dots flank the line for F3Bass rangeRoughly E2 – C4Binary formTwo-section form: A — BBourréeQuick Baroque dance in 2/2 with an upbeatCello clefBass clef (occasionally tenor for high passages)Cello rangeC2 to roughly C6Chromatic semitoneA semitone between two same letter names (e.g. F – F♯)Compound intervalAn interval larger than an octave — e.g. 9th, 10thCouranteLively Baroque dance in 3/2 or 6/4 — French styleCrotchet (US name)Quarter noteDemisemiquaver32nd note — half a semiquaverDiatonic semitoneA semitone between two different letter names (e.g. E – F)DominantThe 5th degree of the scaleDominant (degree)5th — strongest pull back to the tonicDouble bar lineTwo thin lines marking the end of a sectionDouble bass clefBass clef — sounds an octave lower than writtenDouble flat (𝄫)Lowers a note by two semitones (a whole tone)Double sharp (𝄪)Raises a note by two semitones (a whole tone)Doubling ruleIn root-position triads, double the root by defaultDupletTwo notes played in the time of three of the same valueFinal bar lineThin + thick lines marking the end of the pieceFlatLowers the pitch by one semitone (♭)GavotteModerate Baroque dance in 4/4 — starts on beat 3GigueFast Baroque dance in 6/8 or 12/8 — usually ends a suiteHarmonic minor scaleNatural minor with the 7th raised a semitoneImperfect cadenceAny chord → V — sounds unfinishedInterrupted cadenceV → vi (or V → VI in minor) — surprise resolutionInversion of a 3rdA 6th (3 + 6 = 9)Inversion of a 4thA 5th (4 + 5 = 9)Inversion of a 5thA 4th (5 + 4 = 9)Leading note7th — pulls upward to the tonicLeger lineShort line above or below the stave for higher / lower notesMediant3rd — midway between tonic and dominantMelodic minor scale (ascending)Natural minor with the 6th and 7th raisedMelodic minor scale (descending)Same as the natural minor (no raises)Minim (US name)Half noteMinuetElegant Baroque dance in 3/4 — moderate tempoModulate to the dominantMove to the key built on the 5th degreeModulate to the relative minorMove to the minor key sharing your key signatureModulationMoving from one key to another within a pieceNaturalCancels a sharp or flat (♮)Natural minor scaleUses the key signature of the relative major — no extra accidentalsParallel 5thsTwo voices moving in the same direction a perfect 5th apart — forbidden in classical 4-part writingParallel 8vesTwo voices moving in the same direction an octave apart — forbidden in classical 4-part writingPerfect cadenceV → I — sounds finishedPivot chordA chord shared between the old key and the new keyPizzicatoPlucked with the finger (string instruments)Plagal cadenceIV → I — the "Amen" cadenceQuaver (US name)Eighth noteQuestion phraseA phrase that ends on an open / unresolved cadenceReal sequenceThe pattern is transposed exactly (interval-perfect)Relative minor of C majorA minorRelative minor of F majorD minorRelative minor of G majorE minorRepeat signTwo dots before a barline — go back and play againSarabandeSlow stately Baroque dance in 3/4 — emphasis on beat 2Semibreve (US name)Whole noteSemiquaver (US name)Sixteenth noteSemitoneA half step — the smallest interval in Western musicSequenceA pattern repeated at a different pitch levelSharpRaises the pitch by one semitone (♯)SlurA curve over notes of different pitches — play smoothly (legato)Soprano rangeRoughly C4 – G5Stave (staff)The 5 horizontal lines + 4 spaces music is written onSubdominantThe 4th degree of the scaleSubdominant (degree)4th — five steps below the tonicSubmediant6th — midway below the tonicSupertonic2nd — one step above the tonicTenor rangeRoughly C3 – G4Ternary formThree-section form: A — B — ATieA curve joining two notes of the same pitch — sound them as oneTonal sequenceThe pattern is transposed within the key (intervals may shift)ToneA whole step — two semitones apartTonicThe 1st degree of the scale — the home noteTonic (degree)1st — the keynoteTreble clefG clef — curls around the line for G4TripletThree notes played in the time of two of the same valueViola clefAlto (C) clefViola rangeC3 to roughly E6Violin clefTreble clefViolin rangeG3 to roughly E7Voice crossingWhen a lower voice rises above the next voice up — avoid in 4-part writingVoice overlapWhen a voice moves to a pitch the adjacent voice held in the previous chord

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