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excursion |
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excursion 1. Transport of or relating to special reduced rates offered on certain journeys by rail 2. Physics a. a movement from an equilibrium position, as in an oscillation b. the magnitude of this displacement 3. the normal movement of a movable bodily organ or part from its resting position, such as the lateral movement of the lower jaw 4. Machinery the locus of a point on a moving part, esp the deflection of a whirling shaft excursion [ik′skər·zhən] (nucleonics) A sudden, very rapid rise in the power level of a nuclear reactor caused by supercriticality. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| To that end, the program organizes social activities that include American holidays and outdoor excursions. Enhanced with beautiful color photography, Take A Walk With Butterflies And Dragonflies will enlighten young readers where to look for eggs and chrysalises and turn an outdoor excursion into an exciting, "low impact", do-it-yourself adventure Together with what had been published on the protection offered by buildings--including basements--Ehrlich and Ring computed combinations of initial continuous confinement and subsequent periods of daily outdoor excursions necessary to protect sheltered survivors from acute radiation injury. |
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