pipe

A pipe is a tubular wind instrument in general, or various specific wind instruments. The word is an onomatopoeia, and comes from the tone which can resemble that of a bird chirping.

a hollow cylinder of metal, wood, or other material, used for the conveyance of water, gas, steam, petroleum, etc. a tube of wood, clay, hard rubber, or other material, with a small bowl at one end, used for smoking tobacco, opium, etc.

Within industry, piping is a system of pipes used to convey fluids (liquids and gases) from one location to another. The engineering discipline of piping design studies the efficient transport of fluid.

Elevator music (also known as Muzak, piped music, or lift music) is a type of background music played in elevators, in rooms where many people come together for reasons other than listening to music, and during telephone calls when placed on hold.

The pipes produce sound when pressurized air produced by the wind system passes through them. An action connects the keyboards to the pipes. Stops allow the organist to control which ranks of pipes sound at a given time. The organist operates the stops and the keyboards from the console.

It is common in computer science for the pipe, that is, the symbol |, to mean "or" (the logical disjunction). In mathematics, the notation {A|B}, sometimes written {A:B}, means "the set of all A such that B." The logical disjunction is often just written as "or", although ∨ is also common in more formal settings.

The pipe model theory (PMT) states that a unit amount of leaves is associated with the downward continuation of non-photosynthetic tissue that has a constant cross-sectional area.

pipe in in American English to convey (esp. transcribed or remote music or speech) by an electric or electronic system. See full dictionary entry for pipe.

In popular modern music, interludes are instrumental sections that fall in between parts of lyrics or verses in a song. These interludes are known as "breathing space" which come between sung sections.

Forte (Italian: 'strong'). A dynamic instruction meaning the music should be played loudly. The instruction appears as either: 'f' loud; 'ff' fortissimo, meaning very loud; or 'fff' very loud. The practice has expanded to allow for any number of 'f's, depending on how loud a composer wants something to be played.

With higher harmonic and a higher frequency. And a shorter wavelength with an anti-node at the open end a note at the closed end with another anti node and node in the central part of the pipe.

Organ pipes are musical instruments which are used for producing musical sound by blowing air into the pipe. Organ pipes are of two types: closed organ pipes are closed at one end and open at the other. Open organ pipes are open at both ends.