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| 1. |
preservation - the activity of protecting something from loss or danger |
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saving |
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protection payment extorted by gangsters on threat of violence; "every store in the neighborhood had to pay him protection"
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environmentalism the activity of protecting the environment from pollution or destruction
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conservation the preservation and careful management of the environment and of natural resources
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self-preservation preservation of yourself from harm; a natural or instinctive tendency
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reservation the act of keeping back or setting aside for some future occasion
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immobilisation,
immobilization the act of limiting movement or making incapable of movement; "the storm caused complete immobilization of the rescue team"
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| 2. |
preservation - a process that saves organic substances from decay |
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biological process,
organic process a process occurring in living organisms
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fixation,
fixing (histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living body
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embalmment preservation (of a dead body) by treating with balsams and drugs and other chemicals
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plastination a process involving fixation and dehydration and forced impregnation and hardening of biological tissues; water and lipids are replaced by curable polymers (silicone or epoxy or polyester) that are subsequently hardened; "the plastination of specimens is valuable for research and teaching"
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infrigidation,
refrigeration deliberately lowering the body's temperature for therapeutic purposes; "refrigeration by immersing the patient's body in a cold bath"
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| 3. |
preservation - the condition of being (well or ill) preserved |
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condition,
status the procedure that is varied in order to estimate a variable's effect by comparison with a control condition
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