addition of impurity

См. также в других словарях:

• PURITY AND IMPURITY, RITUAL — (Heb. וְטָהֳרָה טֻמְאָה, tumah ve toharah), a symbolic system according to which a pure person or object is qualified for contact with the Temple and related sancta (holy objects and spaces) while an impure person or object is disqualified from… …   Encyclopedia of Judaism

• Anionic addition polymerization — An anionic addition polymerization of vinyl monomers is an addition polymerization initiated by a strong base and anion, such as an alkali amide, or an organometallic compound, such as n butyllithium. A nucleophilic carbanion is formed containing …   Wikipedia

• Precipitation hardening — Precipitation hardening, also called age hardening, is a heat treatment technique used to increase the yield strength of malleable materials, including most structural alloys of aluminium, magnesium, nickel and titanium, and some stainless steels …   Wikipedia

• Fullerene — Buckminsterfullerene C60 (left) and carbon nanotubes (right) are two examples of structures in the fullerene family …   Wikipedia

• PRIESTS AND PRIESTHOOD — Definition of Priesthood The priests are the principal functionaries in divine services, their special task being to engage in cultic ceremonies which they conducted mainly in the Temple. In general the priests post is authorized by hereditary… …   Encyclopedia of Judaism

• semiconductor device — ▪ electronics Introduction       electronic circuit component made from a material that is neither a good conductor nor a good insulator (hence semiconductor). Such devices have found wide applications because of their compactness, reliability,… …   Universalium

• JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period …   Encyclopedia of Judaism

• colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which …   Universalium

• ABLUTION — (Heb. טְבִילָה; immersion ), act of washing performed to correct a condition of ritual impurity and restore the impure to a state of ritual purity. The ritually impure (or unclean) person is prohibited from performing certain functions and… …   Encyclopedia of Judaism

• Hinduism — /hin dooh iz euhm/, n. the common religion of India, based upon the religion of the original Aryan settlers as expounded and evolved in the Vedas, the Upanishads, the Bhagavad Gita, etc., having an extremely diversified character with many… …   Universalium

• KABBALAH — This entry is arranged according to the following outline: introduction general notes terms used for kabbalah the historical development of the kabbalah the early beginnings of mysticism and esotericism apocalyptic esotericism and merkabah… …   Encyclopedia of Judaism