Conservation refers to a logical thinking ability that allows a person to determine that a certain quantity will remain the same despite adjustment of the container, shape, or apparent size, according to the psychologist Jean Piaget.
Dictionary result for conservation
prevention of wasteful use of a resource.
"the government must take action to promote energy conservation"
the principle by which the total value of a physical quantity or parameter (such as energy, mass, linear or angular momentum) remains constant in a system which is not subject to external influence.
the act of conserving; prevention of injury, decay, waste, or loss; preservation:
conservation of wildlife; conservation of human rights.
official supervision of rivers, forests, and other natural resources in order to preserve and protect them through prudent management.
a district, river, forest, etc., under such supervision.
the careful utilization of a natural resource in order to prevent depletion.
the restoration and preservation of works of art.