decay property

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• perishable property — Property subject to decay, deterioration, or depreciation. Anno: 3 ALR3d 595 § 1. Precisely, property which by its inherent nature is subject to immediate decay, Anno: 3 ALR3d 597 604, to decay in a short time. Illinois Cent. Railroad Co. v… …   Ballentine's law dictionary

• Urban decay — is a process by which a city, or a part of a city, falls into a state of disrepair. It is characterized by depopulation, economic restructuring, property abandonment, high unemployment, fragmented families, political disenfranchisement, crime,… …   Wikipedia

• Compartmentalization of decay in trees — (CODIT) is a concept created by Dr. Alex Shigo after years of studying tree decay patterns. Though disputed upon its introduction in the late 1970s, the concept is now widely accepted[citation needed] and can be found in many arboriculture… …   Wikipedia

• The Origin of the Family, Private Property and the State — Friedrich Engels Part of a series on …   Wikipedia

• alpha decay — Physics. a radioactive process in which an alpha particle is emitted from the nucleus of an atom, decreasing its atomic number by two. [1935 40] * * * Type of radioactive disintegration (see radioactivity) in which some unstable atomic nuclei… …   Universalium

• Chemical property — A chemical property is any of a material s properties that becomes evident during a chemical reaction; that is, any quality that can be established only by changing a substance s chemical identity.[1] Simply speaking, chemical properties cannot… …   Wikipedia

• Geometric group theory — is an area in mathematics devoted to the study of finitely generated groups via exploring the connections between algebraic properties of such groups and topological and geometric properties of spaces on which these groups act (that is, when the… …   Wikipedia

• subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …   Universalium

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

• radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… …   Universalium

• atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …   Universalium