From Freepedia
- A compound is an area of land that is surrounded by fences, walls, or barbed wire and is used for a particular purpose, especially an area containing buildings and where the entry and exit of people is controlled. (For example, the sprawling estate located in southern Maine which houses the Bush Family residence is known as the Bush Compound.)
- In chemistry, a compound (chemical compound) is a chemical combination of two or more elements. See list of compounds.
- In linguistic morphology, a compound is a word that consists of more than one radical element, for example summertime. See also English compound. This is not to be confused with a complex phrase.
- In botany, compound is a quality of leaves. Leaves that are compound are in an array of small, symmetrically-arranged leaflets on each stem. In contrast, a plant with simple leaves has one leaf per stem.
- In economics, Compound Annual Growth Rate (CAGR) is the average annual growth rate of a value over a given number of years.
- In finance, compound Interest is interest that is paid on both the principal and interest earned.
- In music, a compound is an attribute of an interval or time signature. An interval that is compound is an interval which exceeds or is wider than one octave, whereas a simple interval lies within one octave. A time signature that is compound is one based on groups of three notes (most often quavers or eighth notes) whereas a simple time signature is one based on groups of two notes (most often crotchets or quarter notes).
- In steam locomotive engineering, a compound locomotive has steam that is passed that has already passed through one cylinder is then passed through another; i.e. the cylinders are in series as opposed to the normal arrangement of a simple locomotive in which the cylinders are in parallel.
- In the art world, Compound is an international exhibition space which was part of the Portland millennial art renaissance see Compound gallery for more information.
- In geometry, a polyhedral compound is a polyhedron which is itself composed of several other polyhedra sharing a common centre, the three-dimensional analogs of polygonal compounds.
