# characteristic+symbol

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**folk art**— folk art, adj. folk artist. artistic works, as paintings, sculpture, basketry, and utensils, produced typically in cultural isolation by untrained often anonymous artists or by artisans of varying degrees of skill and marked by such attributes as …112

**Italy**— /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… …113

**human behaviour**— Introduction the potential and expressed capacity for physical, mental, and social activity during the phases of human life. Human beings, like other animal species, have a typical life course that consists of successive phases of… …114

**reaction mechanism**— Introduction in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …115

**DRESS**— In the Bible The biblical terms for clothing (Heb. בֶּגֶד, beged; כְּסוּת, kesut; לְבוּשׁ, levush) and the corresponding verbs are employed in connection with the cover of the body for warmth or reasons of modesty. Extensive use is also made of… …116

**Chemical element**— The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of …117

**Number**— For other uses, see Numbers (disambiguation). A number is a mathematical object used to count and measure. In mathematics, the definition of number has been extended over the years to include such numbers as zero, negative numbers, rational… …118

**Quadratic equation**— This article is about quadratic equations and solutions. For more general information about quadratic functions, see Quadratic function. For more information about quadratic polynomials, see Quadratic polynomial. In mathematics, a quadratic… …119

**Compactness theorem**— In mathematical logic, the compactness theorem states that a set of first order sentences has a model if and only if every finite subset of it has a model. This theorem is an important tool in model theory, as it provides a useful method for… …120

**humanism**— /hyooh meuh niz euhm/ or, often, /yooh /, n. 1. any system or mode of thought or action in which human interests, values, and dignity predominate. 2. devotion to or study of the humanities. 3. (sometimes cap.) the studies, principles, or culture… …