TAFthe cutting or burning down of all the trees in an area:
the deforestation of the tropics
—deforestverb [transitive usually passive]
WORD FOCUS: environment WORD FOCUS: environment good for the environment:environmentally friendly, eco-friendly, sustainable, recyclable, biodegradable, renewable, organic people who want to protect the environment:greens, eco-warriors things that cause harm to the environment:pollution, greenhouse gases, global warming, acid rain, deforestationenvironment ➔ See alsoenvironment
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.