expansionex·pan·sion /ɪkˈspænʃən/ noun [uncountableU]1when something increases or is increased in size, amount, or numberAn expansion of demand can give rise to inflationary pressures
There was enormous expansion of credit to finance cumulative budget deficits of $1,400 billion.
2ECONOMICS when an economy becomes more successful, and there is increased economic activity, more jobs etcthe continued expansion of the Japanese economy
The study was carried out at a time of economic expansion and three out of four of the firms had experienced growth in the year prior to the study.
→ domestic credit expansion3COMMERCE when an industry or company becomes bigger or more successfula strategy of modest but steady expansion
Many small businesses are already benefiting from lower interest rates as they accelerate their expansion plans.
More expansion into Europe is likely, but the company will not be hurried.
→ vertical expansion