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embolism |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.02 sec. |
embolismObstruction of blood flow by an embolus—a substance (e.g., a blood clot, a fat globule from a crush injury, or a gas bubble) not normally present in the bloodstream. Obstruction of an artery to the brain may cause stroke. Pulmonary embolism (in the pulmonary artery or a branch) causes difficulty breathing, chest pain, and death of a section of lung tissue, with fever and rapid heartbeat. Embolism in a coronary artery can cause heart attack. See also thrombosis. embolism 1. the occlusion of a blood vessel by an embolus 2. Botany the blocking of a xylem vessel by an air bubble 3. RC Church a prayer inserted in the canon of the Mass between the Lord's Prayer and the breaking of the bread 4. another name (not in technical use) for embolus embolism [′em·bə‚liz·əm] (medicine) The blocking of a blood vessel by an embolus. 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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| Because solar years cannot be evenly divided into lunar months, an extra embolismic or intercalary month must be added to prevent the starting date of the lunar cycles from "drifting" away from the spring season. |
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