What is Investment ?
Investment is (noun) 1. money which has been invested, e.g. in shares or property, and is expected to make a profit He has been very successful with his investments. longor short-term investments investments such as shares which are likely to increase in value over a long or short period Buying a house is considered a good long-term investment. 2. money spent by a government or a company to improve it or make it more successful The economy is suffering from a lack of investment in training. Investment always declines during a recession.
source: Easier English, Student Dictionary Upper Intermediate Level