margin factor

  • 121Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… …

    Universalium

  • 122MASORAH — This article is arranged according to the following outline: 1. THE TRANSMISSION OF THE BIBLE 1.1. THE SOFERIM 1.2. WRITTEN TRANSMISSION 1.2.1. Methods of Writing 1.2.1.1. THE ORDER OF THE BOOKS 1.2.1.2. SEDARIM AND PARASHIYYOT …

    Encyclopedia of Judaism

  • 123South America — South American. a continent in the S part of the Western Hemisphere. 271,000,000; ab. 6,900,000 sq. mi. (17,871,000 sq. km). * * * Continent, Western Hemisphere. The world s fourth largest continent, it is bounded by the Caribbean Sea to the… …

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  • 124Trigonocephaly — Classification and external resources ICD 10 Q75.0 ICD 9 756.0 …

    Wikipedia

  • 125Shutdown (nuclear reactor) — In a nuclear reactor, shutdown refers to the state of the reactor when it is subcritical by at least a margin defined in the reactor s technical specifications. Further requirements for being shut down may include having the reactor control key… …

    Wikipedia

  • 126climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …

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  • 127ice hockey — a game played on ice between two teams of six skaters each, the object being to score goals by shooting a puck into the opponents cage using a stick with a wooden blade set at an obtuse angle to the shaft. [1880 85] * * * Game played on an ice… …

    Universalium

  • 128nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …

    Universalium