Word
deforestation
Phoneticsde·for·esta·tion
US/dɪˌfɔɹɪˈsteɪʃən/
UK/dɪfˌɒɹɪstˈeɪʃən/
Definitions
01clearing of forests
B2 · Upper Intermediate Uncountable noun
n. the act of cutting down or burning all the trees in an area, often to use the land for farming or cattle.
n. the permanent removal of trees to make land available for other uses, such as agriculture, ranching, or urban sprawl. Uncountable in its general sense; countable when referring to specific instances or regions.
“Deforestation in the Amazon is a major cause of climate change.”
“Environmental scientists argue that rapid deforestation leads to significant biodiversity loss and disrupts local water cycles.”
Synonyms
Antonyms
02computing optimization
C2 · Proficiency Uncountable noun Computing Technical
n. a way to make computer programs run faster by removing extra steps that the computer does not need.
n. a program transformation technique that eliminates intermediate data structures to improve computational efficiency. Also known as fusion.
“The developer used deforestation to make the code run more efficiently.”
“In functional programming, deforestation is a compiler optimization that fuses functions together to avoid the overhead of creating temporary lists.”
Synonyms
Real-World Examples
“Many diamond frogs live in forests that are becoming increasingly fragmented by deforestation.” “Expanding avocado plantations can increase water pollution and drive deforestation if there is no incentive to clean up production.” Etymology
From deforest + -ation. First attested in 1870.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Frequent
- Level
- B2 · Upper Intermediate
- Updated
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