ecológista

adj. ecologist, specialised in ecology

n. ecologist, expert on ecology

adj. ecological, of or pertaining to the environment and the quality of the environment

n. ecologist, expert on ecology, expert on the study of the environment and its inhabitants

n. ecologist, expert on ecology; environmentalist

= environmentalist, ecologist.
Ex: Librarians and environmentalists share a fundamental commitment of the principle of access to information.
Ex: Reports on an ecologist's workstation which utilizes expert systems technology to evaluate and monitor the level of air pollution.
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* ecologista militante = eco-warrior.