anacrusis
an unstressed note before the first bar line of a peice
syncopation
a displacement of the regular metrical accent caused by stressing the weak beat
rhythmic diminution
a long note divided into shorter notes
rhythmic augmentation
where a melody, theme is presented in longer note - values than were previously used
triplet
a group of three notes played inside another note - length
compound time
a musical rhythm where each beat in a bar is subdivided into three smaller units
simple time
the beat of a piece of music can be broken down into two part rhythms
crotchet
quarter note
allegretto
allegretto is fast music
andante
slow paced tune