Dot
(1) A dot after a note or rest increases its duration one-half; a second dot increases the duration one-half of the first dot م م م = م .. = (2) A dot over a note signifies that it is to be played or sung staccato. (3) Dots combined with slur in music for bow instruments signify the notes are to be played with one motion of the bow with a slight stop after each note; in piano music, to raise the arm with stiff wrist after each note or chord and let it fall lightly from the elbow on the next. (4) Dots .... over a note thus signify that the note is to be repeated by sub-division into as many notes as there are dots.