The act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation. / Wise use of natural resources.

Wilderness where human development is prohibited. / A jam or thick syrup made from fruit.

(transitive) To save for later use, sometimes by the use of a preservative. / (transitive) To protect an environment, heritage, etc.

simple past tense and past participle of conserve

Of or relating to something to which conservation has been applied; saved from being wasted

plural of conservative

(dated, transitive) To conserve. / (nonstandard, intransitive) To practice conservation.

One who conserves, preserves or protects something. / (law) A person appointed by a court to manage the affairs of another; similar to a guardian but with some powers of a trustee.

In a conservative manner

The conservation of a resource. / An organization dedicated to the conservation of natural resources. / (Britain) A commission that deals with fishery and navigation.