Pool

Pool may refer to:

Bodies of water

Pond, largely synonymous
Swimming pool, usually an artificial structure containing a large body of water intended for swimming
Reflecting pool, a shallow pool designed to reflect a structure and its surroundings
Tide pool, a rocky pool on an ocean shore that remains filled with seawater when the tide goes out
Salt pannes and pools, a water-retaining depression located within salt and brackish marshes
Plunge pool, a small, deep body of water
Stream pool, a quiet slow-moving portion of a stream
Spent fuel pool, a storage facility for used fuel rods from a nuclear reactor
Vernal pools, seasonal pools of water that provide habitat for distinctive plants and animals

Pool (cards), the common pot for stakes or the stakes themselves in card games
Pool (dominoes), the stock or boneyard in dominoes
Pool (cue sports), a group of games played on a pool table
Pool (poker) or pot (poker), money wagered during a single hand of poker
Pool betting or parimutuel betting, a betting system in which all bets of a particular type are placed together
- Betting pool, a form of pool betting where gamblers pay a fixed price into a pool
  - Football pool, an association football (soccer) betting pool
Pool play or group stages, the round-robin stage of many sporting championships
Singapore Pools, Singapore's national lottery

Pool (computer science), a set of initialized resources that are kept ready to use
Connection pool, a cache of database connections maintained by the database
Memory pool, a dynamic memory allocation method
- Memory Pool System, a memory management system by Harlequin
Object pool pattern, a pattern to construct sets of initialized programming objects that are kept ready to use
Thread pool pattern, a programming method where a number of threads are created to perform a number of tasks
Pooling layer, a form of non-linear down-sampling in convolutional neural networks

ABC Pool, a defunct Australian Broadcasting Corporation social media site
The Pool (play), by James Brough and Helen Elizabeth, 2006
"The Pool", an episode of the TV series Mayor of Kingstown, in season 2 (2023)
The Pool (magazine), a defunct online women's magazine

Pool (surname), including a list of people with the surname
Pooling (resource management), grouping together of resources or effort
- Press pool, group of news gathering organizations pooling their resources
- Secretarial pool, group of secretaries available to assist executives