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.
However, the term classical music is used in a colloquial sense as a synonym for Western art music, which describes a variety of Western musical styles from the ninth century to the present, and especially from the sixteenth or seventeenth to the nineteenth. This article is about the specific period from 1730 to 1820.The Classical period falls between the Baroque and the Romantic periods. Classical music has a lighter, clearer texture than Baroque music and is less complex.his article is about the specific period from 1730 to 1820. The Classical period falls between the Baroque and the Romantic periods. Classical music has a lighter, clearer texture than Baroque music and is less complex.