While both trading and investing are processes that an individual deploys when interacting with the market with the goal of boosting their net worth, the difference lies in the approach each takes to achieve that end.
In short, trading is the frequent buying and selling of stocks or other financial instruments such as commodities. Trading places an emphasis on market timing, with the intent of entering and exiting positions quickly. The essence of trading lies in the time frames of the transactions, which tend to be short.