The term 'pool' can refer to a variety of different concepts. A RESERVOIR is a large body of water, usually man-made, that is used to store water for various purposes. COMBINATION is the act of combining two or more things together. To COMBINE is to join or UNITE two or more things into one. MONOPOLY is a game in which one player has exclusive control over a particular market or industry. ASSOCIATION is a group of people who have come together for a common purpose. CONGLOMERATE is a large corporation made up of several smaller companies. Natatorium is an indoor swimming pool. A WELL is a deep hole dug into the ground to access underground water. A CUE is a long stick used in billiards and other games. A POT is a container used to hold items. CESS is a tax or duty imposed by a government. GENE is a unit of heredity that is passed from parent to offspring. Iere is an archaic form of the word 'HERE'. MERE is a small lake or pond. TARN is a mountain lake or pool. Kiddy is a slang term for a young child. TIDAL is related to the tides. KITTY is a pool of money collected from a group of people. MERGE is to COMBINE or UNITE two or more things into one. UNITE is to join or COMBINE two or more things into one. KIDDIE is a slang term for a young child. LAGOON is a shallow body of water separated from the sea by sandbanks or coral reefs. CONSORTIUM is a group of companies or organizations that work together to achieve a common goal. Pocketbilliards is a type of pool game played on a table with six pockets.