a common practical requirement is
81Professor — For other uses, see Professor (disambiguation). A professor is a scholarly teacher; the precise meaning of the term varies by country. Literally, professor derives from Latin as a person who professes being usually an expert in arts or sciences;… …
82aesthetics — /es thet iks/ or, esp. Brit., /ees /, n. (used with a sing. v.) 1. the branch of philosophy dealing with such notions as the beautiful, the ugly, the sublime, the comic, etc., as applicable to the fine arts, with a view to establishing the… …
83Islāmic world — Introduction prehistory and history of the Islamic community. Adherence to Islām is a global phenomenon: Muslims predominate in some 30 to 40 countries, from the Atlantic to the Pacific and along a belt that stretches across northern… …
84CompTIA — Computer Technology Industry Association Abbreviation CompTIA Motto Advancing the Global IT Industry Formation January 1, 1982 …
85Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …
86Notary public — An embossed foil Notary Seal from the State of New York. A notary public (or notary or public notary) in the common law world is a public officer constituted by law to serve the public in non contentious matters usually concerned with estates,… …
87Article One of the United States Constitution — United States of America This article is part of the series: United States Constitution Original text of the Constitution Preamble Articles of the Constitution I  …
88Metrology — This article is about the science of measurement. For the study of weather see Meteorology. A scientist stands in front of a microarcsecond (1 millionth of 1 arcsecond or 1 millionth of 1/3600 degree) testbed. Metrology is the science of… …
89Conscience — Not to be confused with consciousness. For other uses, see Conscience (disambiguation). Vincent van Gogh, 1890. Kröller Müller Museum. The Good Samaritan (after Delacroix). Conscience is an aptitude, faculty, intuition or judgment of the …
90Siphon — Not to be confused with Psiphon. This article is about the domestic device. For the animal organ, see siphon (disambiguation). Siphon principle …
