高こう度ど成せい長ちょうMeaningsNoun1. rapid economic growth (esp. that of Japan in the post-WWII period)Kanji used高high度degrees成become長longPitch accentこうどせいちょうComposed of高こう度どaltitude; height; elevation; high-degree; high-grade; advanced; sophisticated; strongNoun成せい長ちょうgrowth; development; growing up; becoming an adult; growth (of a company, the economy, etc.)Noun