Musical Glossary
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Beat - The basic pulse you tap your foot to
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Downbeat - Beat 1 of each measure (strongest beat)
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Upbeat - The weak beats, especially beat 2 and 4
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Backbeat - Emphasis on beats 2 and 4 (snare hits)
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Off-beat - Between the main beats
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On-beat - Directly on the main pulse
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4/4 time - Four quarter notes per measure
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3/4 time - Three quarter notes per measure (waltz)
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6/8 time - Six eighth notes, felt as two groups of three
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Quarter notes - One per beat in 4/4
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Eighth notes - Two per beat
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16th notes - Four per beat
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Triplets - Three evenly spaced notes in the time of two
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Dotted rhythms - Note + half its value (dotted quarter = 1.5 beats)
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Syncopation - Accenting weak beats or off-beats
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Anticipation - Playing a note slightly before the expected beat
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Delayed attack - Playing slightly after the expected beat
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Rhythmic displacement - Moving a pattern off its normal position
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Metric modulation - Changing from one time feel to another
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Cross-rhythm - Rhythm that conflicts with the established meter
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Hemiola - 3 against 2 rhythm (or vice versa)
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Polyrhythm - Multiple contrasting rhythms played simultaneously
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Cross-beats - Systematic conflicts between different rhythmic layers
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Ostinato - Repeated rhythmic/melodic pattern
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Clave - Fundamental rhythmic pattern (especially in Latin music)
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Interlocking rhythms - Patterns that fit together like puzzle pieces
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Layered percussion - Multiple percussion parts creating complex texture
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Swing - Uneven eighth notes (long-short pattern)
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Straight - Even eighth notes
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Shuffle - Triplet-based swing feel
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Bounce - Rhythmic lift or buoyancy
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Pocket - When rhythm section locks together perfectly
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Laid back - Playing slightly behind the beat
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On top - Playing slightly ahead of the beat
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In the pocket - Playing exactly with the groove
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Accent - Emphasis on a particular note
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Ghost note - Very quiet note (especially on snare)
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Rim shot - Snare hit on rim and head simultaneously
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Flam - Two drum hits almost simultaneously
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Roll - Rapid repeated hits
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Crescendo - Getting louder
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Diminuendo - Getting quieter
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Four-on-the-floor - Kick on every quarter note
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Open hi-hat - Hi-hat on off-beats
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Filter sweep - Gradually opening/closing frequency filter
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Build-up - Gradual increase in energy/elements
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Drop - Moment when full beat returns after build-up
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Break - Section where drums drop out
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Breakdown - Stripped-down section
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Clave rhythm - Fundamental 3+2 or 2+3 pattern
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Montuno - Repeated piano pattern
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Tumbao - Bass line pattern in salsa/Latin music
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Cascara - Stick pattern played on timbales
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Bembe - 12/8 Afro-Cuban rhythm
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Call and response - Musical conversation between parts
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Maracas - Gourd shakers
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Shekere - Beaded gourd
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Cabasa - Chain-wrapped cylinder
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Egg shakers - Small handheld shakers
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Djembe - Goblet-shaped West African drum
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Conga - Tall barrel drum
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Bongo - Small paired drums
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Frame drum - Shallow, wide drum
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Cowbell - Metal bell
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Agogo - Double bell
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Claves - Wooden sticks
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Güiro - Scraped gourd
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Talking drum - Pitch-bendable African drum
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Djembe - Goblet-shaped West African drum
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Conga - Tall barrel drum
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Bongo - Small paired drums
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Frame drum - Shallow, wide drum
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BPM - Beats per minute
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Rubato - Flexible timing
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Ritardando - Slowing down
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Accelerando - Speeding up
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Half-time feel - Groove feels twice as slow
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Double-time feel - Groove feels twice as fast
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Metric modulation - Mathematical tempo change