D
da - by, from, for, etc.

da capo - a sign at the end of a movement indicating that the player must return to the beginning. abbreviation: D.C.

da capo al fine - return to the beginning and play to the word "fine".

dal, dalle, dalla - from the, by the, etc.

dal segno - repeat from the sign     

debile - weak, feeble.

deciso - in a bold manner.

decrescendo - gradually getting softer.

delicato - delicately.

deritta, deritto - the right hand.

destra - the right hand

devoto - religious.

di - of, with, from, etc.

diatonic - melody or harmony confined to the tones of the scale; the opposite of chromatic.

difficile - difficult.

dignita - grandeur.

diluendo - gradual dying away until no sound is left.

diminished triad - a three-note chord consisting of two minor thirds.

diminuendo - gradually getting softer.

diminution - to halve the note values of a melodyś Also, a form of ornamentation.

di molto - very much.

disciolto - skillful, dexterous.

discreto - discreetly.

disjunct - melodic progression dominated by wide skips.

dissonance, dissonant - harmonic intervals (seconds, sevenths, ninths, augmented and diminished intervals) which produce the effect of action or tension; chords which contain one or more of these intervals.

di sopra - above.

disperato - with desperation.

divisi - separated (half the players play the upper notes, and the others play the lower notes.

dolce - sweetly.

dolente - sorrowful.

dolore - grief, sorrow.

doloroso - sorrowfully.

dominant - the fifth tone of a diatonic scale, and the chord buik on that tone.

dopo - after.

doppio movimento - twice as fast.

dotted rhythm - rhythmic patterns consisting of a dotted note followed by a note of the next smaller denomination (e.g., a dotted quarter followed by an eighth note).

double bar - two vertical lines drawn through one or more staves to indicate a major sectional division or the conclusion of a composition.

double fugue - a fugue with two subjects and, correspondingly, two expositions.

double stopping - playing two notes simultaneously on a bowed string instrument.

drammatico - dramatic.

due corde - two strings - the una corda pedal is to be put half-way down.

duo - two, in two parts.

duolo - sorrow, sadness.

duple meter - two or four beats to the measure.

duro - harsh, rude.

dynamics - levels of soft and loud.