The excess mucus production that triggers postnasal drip has a number of possible causes, including: 1  Colds. 2  Flu. 3  Allergies (called allergic postnasal drip). 4  Sinus infection or sinusitis (inflammation of the sinuses). 5  Object stuck in the nose (more common in children).
1. classical music-traditional genre of music conforming to an established form and appealing to critical interest and developed musical taste. classical, serious music. chamber music-serious music performed by a small group of musicians.
Definition. Through composed music in its most general sense refers to music that is written all the way through without repetition or return of musical material. Most music has some kind of form, which is the way a piece of music is organized. Most forms in music have some kind of repetition or return of large sections of music.