capital – most commonly refers to the money needed to invest in a new project or investment

(Pronounced ka-pih-tuhl)

To remember what capital means use the following mnemonic:

The capital (capital) city is the best place to find the money to invest in the company's next project. 

Capital investment is the money used for the acquisition of physical assets by a company for use in furthering its long-term business goals and objectives. Real estate, manufacturing plants and machinery are among the assets that are purchased as capital investments.