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.
When asked the question, âwhat is classical music?â, elevator music comes to the minds of many people. Although it is grossly inaccurate to say that classical music is elevator music, the two terms are similar in one way. They are both a generic term applied to a type of music. Classical music encompasses many styles of music spanning over 700 years. Origin and Definition.