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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 con·ser·va·tion /ˌkɑn(t)sɚ/
 U保存,保護;守恆,不滅

From: Webster's Revised Unabridged Dictionary (1913)

 Con·ser·va·tion n.  The act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation.
    A step necessary for the conservation of Protestantism.   --Hallam.
    A state without the means of some change is without the means of its conservation.   --Burke.
 Conservation of areas Astron., the principle that the radius vector drawn from a planet to the sun sweeps over equal areas in equal times.
 Conservation of energy, or Conservation of force Mech., the principle that the total energy of any material system is a quantity which can neither be increased nor diminished by any action between the parts of the system, though it may be transformed into any of the forms of which energy is susceptible.
 

From: WordNet (r) 2.0

 conservation
      n 1: an occurrence of improvement by virtue of preventing loss or
           injury or other change [syn: preservation]
      2: the preservation and careful management of the environment
         and of natural resources
      3: (physics) the maintenance of a certain quantities unchanged
         during chemical reactions or physical transformations