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急発展 (きゅうはってん) Japanese meaning | Kotomora
Kanji 急 hurry, emergency, sudden 発 departure, discharge, publish Related words 急きゅう 成せい 長ちょう 急成長 also means rapid growth, but is more commonly used for organic growth of companies, economies, or living things. 急発展 emphasizes a sudden, often dramatic expansion or boom.
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新しん 製せい 品ひん の 売う り 上あ げ が 急きゅう 発はっ 展てん し 、 記き 録ろく 的てき な 利り 益えき を 上あ げ た 。
Sales of the new product boomed, bringing record profits.
発展 means development or expansion in general, without the 'sudden' nuance. 急発展 adds the sense of rapidity or a boom.
Etymology Compound of 急 (kyū, 'sudden, rapid') and 発展 (hatten, 'development, expansion'). The reading follows standard on'yomi.