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degradation

deg-ruh-DAY-shun /ˌdɛɡrəˈdeɪʃn/

nounB2IELTSTOEFLSATGRE

academic

The process by which something deteriorates or declines in quality, structure, or value.

Refers to qualitative decline, deterioration, and structural breakdown of natural systems or soil.

The story behind the word. Latin 'degradare' meant forcing someone to step down in rank or dignity (de- down + gradus step). In environmental science, it describes stepping down the quality tier of an ecosystem step by step.

Word relationships

deterioration: 'Deterioration' can be passive decay over time, whereas 'degradation' often implies active breakdown caused by external pressures.
decline: 'Decline' is a broad term for reduced numbers or status, while 'degradation' specifies a breakdown in condition or physical quality.

restoration: The process of repairing and restoring health or condition.
improvement: The process of making something better.

Commonly confused with

depletion: 'Degradation' is a drop in system quality; 'depletion' is a reduction in available quantity.

Word family

degrade (verb): To lower in quality or break down structurally.
degradable (adjective): Capable of breaking down naturally over time.

Collocations

environmental degradation
soil degradation
land degradation
prevent degradation

Example sentences

"Overgrazing and unsustainable farming techniques are major drivers of global land and soil degradation." Soil Science
"Industrial pollution contributed to the environmental degradation of coastal estuaries, devastating local shellfish stocks." Marine Conservation

Memory hook

DE-GRADE: Lowering the GRADE or step of quality. Stepping down in quality step by step.

When not to use

Do not use when discussing quantitative resource running-out; use 'depletion' instead.

Fun facts

In chemistry, 'degradation' refers specifically to the breakdown of complex molecules into simpler compounds.