1. An occurrence of improvement by virtue of preventing loss or injury or other change
   - 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

Derived forms: conservations

See also: conservationist, conserve

Type of: advance, betterment, improvement, preservation, principle, saving

Encyclopedia: Conservation

• dropforge
• dropkick
• dropkicker
• droplet
• dropline
• dropout
• dropped egg
• dropper
• dropping
• dropping zone
• droppings
• dropseed
• dropsical
• dropsy
• Drosera
• Droseraceae
• droshky
• drosky
• drosophila
• Drosophila melanogaster
• Drosophilidae
• Drosophyllum
• Drosophyllum lusitanicum
• dross
• drossy