noun
1.
a deliberate planned guarding and protecting of something felt as precious
conservation of our natural resources
Synonyms: conservancy, husbanding, preserval, preservation, salvation, saving
Related Word: attention, care, cherishing, protection; control, directing, governing, management, managing, supervising, supervision
Contrasted words: neglect, squandering, waste
2.
Synonyms: preservation 1, keeping, safekeeping, salvation, saving, sustentation