conservation Meaning, Definition & Usage

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

WordNet

Con`ser*va"tion noun
Etymology
L. conservatio: cf. F. conservation.
Definitions
  1. 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.
    Clerk Maxwell.

Webster 1913