allegro	dan	A tempo marking meaning "fast."
dansm
andante	dan	A tempo marking meaning "slow."
dansm
crescendo	dan	Italian for "growing louder;" a marking indicating an increase in volume.
dansm
coda	dan	Additional new material appearing at the end of a piece of music. A coda is indicated by a coda sign. For more on codas, click here.
dansm
decrescendo	dan	Italian for "growing softer;" a marking indicating a decrease in volume.
dansm
key signature	dan	The marking at the beginning of a segment of music indicating the key of that segment. For more on key signatures, click here.
dansm
moderato	dan	A tempo marking meaning "moderately."
dansm
repeat	dan	Repeating a segment of music. A repeat is indicated by repeat signs. For more on repeats, click here.
dansm
ritard	dan	Italian for "slow down;" a marking indicating a decrease in tempo.
dansm
second ending	dan	Repeating a segment of music but using a different ending. For more on second endings, click here.
dansm
staccato	dan	A marking indicating that a note should be played short. It is represented by a small dot (.) over the note. Technically, the note should be played half as long as the regular note (i.e. a staccato quarter note should be as long as a normal eighth note).
dansm
staff	dan	The five lines representing pitches.
dansm
tempo	dan	The speed of the beats in a piece of music.
dansm
time signature	dan	The marking at the beginning of a piece of music indicating the number of beats in a measure and the type of note that gets one beat. For more on time signatures, click here.
dansm