What does deforestation mean?
Deforestation is the large-scale clearing or permanent destruction of forests, most often to convert land into farmland, pasture, plantations, or urban areas. It is an uncountable noun used chiefly in environmental science, policy, and journalism, and it carries strong negative connotations: it is associated with biodiversity loss, soil erosion, disrupted water cycles, and rising carbon emissions, since trees absorb carbon dioxide as they grow. The word is built from the Latin-derived prefix de- (removal) combined with 'forest', and its derivatives include the verb 'deforest' and the adjective 'deforested'. Common pairings include phrases like 'deforestation rates' and 'tropical deforestation', reflecting its frequent use in discussions of regions such as the Amazon, Congo Basin, and Southeast Asia. Its natural opposites are afforestation — planting new forests — and reforestation — restoring cleared ones. Because it names one of the central environmental challenges of our time, deforestation is an essential term for understanding modern debates about climate change, agriculture, and land management.
nounThe clearing, removal, or permanent destruction of forests, especially to make the land available for other uses such as agriculture, grazing, or urban development.
- The large-scale clearing or removal of forests, typically converting land to agricultural, pastoral, or urban use; by extension, the long-term loss of forest cover in a region.
"Deforestation in the Amazon has accelerated despite international pledges to protect it."
"Satellite data revealed that deforestation in Indonesia slowed for the third consecutive year."
"The report blamed deforestation and habitat fragmentation for the sharp decline in orangutan populations."
Rarely pluralized since deforestation usually denotes a mass process; the plural appears only in technical writing referring to multiple discrete instances.
"Historical deforestations across Europe reshaped entire watersheds."
Every minute, an area of tropical forest roughly the size of dozens of football pitches is lost to deforestation worldwide.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of deforestation
Deforestation derives from the Latin noun forestis (silva), meaning open woodland or unenclosed forest, via Old French 'forest'. It was formed in English from the verb 'deforest' — first attested in the early 17th century — using the noun-forming suffix -ation, which marks processes. The same Latin root underlies related words such as 'afforestation', 'reforestation', and 'forestry'.
Related word forms
How deforestation is actually used
Deforestation is a formal, largely environmental-scientific and journalistic term with strongly negative connotations. It is uncountable in most uses ('widespread deforestation'), though 'deforestations' occasionally appears when referring to multiple distinct events. It contrasts with afforestation (planting new forests on previously unforested land) and reforestation (restoring forests).
Easily confused with deforestation
Deforestation means complete forest removal; forest degradation refers to a decline in forest quality or density without total clearing.