First Peek Ever Inside America's Most Successful Movie Theater. It's in NYC (of course), but the other reasons for its success aren't so obvious: there are no special tricks (gourmet meals aren't here), lots of unusual choices (art films!), and a commando-like operation.
Wiktionary(5.00 / 1 vote)Rate this definition: 1  conservation(Noun) The act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation. 2  conservation(Noun) A wise use of natural resources.
Noun. 1. conservationist-someone who works to protect the environment from destruction or pollution. environmentalist. Green-an environmentalist who belongs to the Green Party. crusader, meliorist, reformer, reformist, social reformer-a disputant who advocates reform.