conservation

/ˌkɑnsərˈveɪʃən/
noun
  1. The protection and careful use of natural resources, such as water, forests, and wildlife, to prevent waste or damage.
    • Water conservation is essential during the summer months.
    • Many people support wildlife conservation to protect endangered species.
    • The organization works on forest conservation and reforestation projects.
  2. The principle that a physical quantity, such as energy or mass, stays the same in a closed system over time.
    • The law of conservation of energy states that energy cannot be created or destroyed.
    • The experiment demonstrated the conservation of mass in a chemical reaction.
    • In physics, conservation of momentum is a key concept.
  3. The act of keeping something in its original state or preventing it from being damaged or lost.
    • The museum specializes in the conservation of ancient manuscripts.
    • The building's conservation was a priority for the historical society.
    • Art conservation requires careful cleaning and repair of old paintings.
What does "conservation" mean? | whatsthatwordmean | whatsthatwordmean