Market maker is a term commonly used in the financial industry to describe an individual or firm that creates a market for a particular security by both buying and selling it. Other synonyms for a market maker include a liquidity provider, price maker, or dealer. They are responsible for maintaining the liquidity of a market. Facilitator, intermediary, middleman, and broker are also synonymous terms for market maker. Market makers can be found in various securities, such as stocks, bonds, and currencies. They help to create a fair and efficient market by ensuring that buyers and sellers can execute trades at market prices.