conservationist Definition

conservation
noun

1. The act of conserving; the state of being conserved.

Thesaurus: preservation, safekeeping, upkeep, maintenance, support; Antonym: destruction, waste.
2. The protection and preservation of the environment, its wildlife and its natural resources.
3. The preservation of historical artefacts, eg books, paintings, monuments, for future generations.

Derivative: conservational
adj

Derivative: conservationist

Someone who is trained or qualified to manage the environment and natural resources.

Someone who actively encourages or supports conservation, especially of the environment or natural resources.

Etymology: 14c: from Latin conservatio, from conservare to save.