"Noise is often used to refer to an unwanted sound." So then the corollary must be: and not often used to refer to a wanted sound? : ~ ) "Martin G. Selbrede" <mselbrede@xxxxxxxxxxxxx> wrote: I took Bernie's citation in a very different way. The definition he provided explicitly says that noise is an UNWANTED sound. If there's no one there to hear it, there's no one there to not want it. Therefore, although there may be sound in the absence of people, there can be no noise, if this definition were to be used. Martin On Aug 28, 2007, at 9:31 AM, Paul Deema wrote: Bernie B Sound is a disturbance of ... This is common knowledge. What is your point? Paul D --------------------------------- Feel safe with award winning spam protection on Yahoo!7 Mail. Find out more. Martin G. Selbrede Chief Scientist Uni-Pixel Displays, Inc. 8708 Technology Forest Place, Suite 100 The Woodlands, TX 77381 281-825-4500 main line (281) 825-4507 direct line (281) 825-4599 fax (512) 422-4919 cell mselbrede@xxxxxxxxxxxxx / martin.selbrede@xxxxxxxxxxxx --------------------------------- Be a better Heartthrob. Get better relationship answers from someone who knows. Yahoo! Answers - Check it out.