noun, noun or participle which takes 'suru', transitive verb, intransitive verb
sharp decrease; rapid drop; plunge
Used for a sudden, large reduction in numbers, amounts, or levels. Often appears in news or business contexts. Can be used both transitively and intransitively with する.
Antonyms: 急増
今年の売上は急減した。
Sales dropped sharply this year.
The rapid population decline is becoming a problem.