preservation
(noun)
noun
1. the activity of protecting something from loss or danger
Similar word(s): saving
Definition categories: act, protection
2. the condition of being (well or ill) preserved
Definition categories: state, condition, status
3. a process that saves organic substances from decay
Definition categories: process
4. an occurrence of improvement by virtue of preventing loss or injury or other change
Similar word(s): conservation
Definition categories: event, advance, betterment, improvement