The Civilization series has many terms related to it. This is an incomplete list, which may never be able to satisfy particular standards for completeness. Currently, there is no standard for what terms belong on this page, but that may change depending on how this page evolves.
- 1 Unit Per Tile (1UpT)
- Concept introduced in Civ5 which limited the number of units allowed on a single tile to one
- 2K Games
- Publisher of Civilization 4, 5, 6, Revolution 1 & 2, and Beyond Earth.
- A genre of which the Civilization series is part of. It is an abbreviation for Explore, Expand, Exploit, Exterminate.
- Alpha Centauri
- The closest star system to the Solar System. This is the destination of the Starship of most Civilization games, the science Victory. It is also the setting to the a spinoff of the Civilization series, Sid Meier's Alpha Centauri.
- A popular Civilization forum site 
- Baba Yetu
- The award winning Civilization IV song created by Christopher Tin. The whole song is the Lord's Prayer in Swahili. "Baba Yetu" translates as "Our Father" in Swahili.
- Barbarian or Barb
- Non-playable "civilization" that cannot win but instead go on rampages trying to destroy other civilizations
- The name of the science yield in some Civilization games. Technically, these are represented by flasks not beakers.
- Civ2 Civ3 Civ4 Civ5 Civ6 CivBE
- In Civ1, these are called Bulbs.
- Strategy where player directs all of their efforts toward particular technology or civic.
- Build Order (BO)
- The order a city produces units, buildings, wonders, etc
- Carpet of Doom
- An area of a map with large number of units in Civilization games that only allow one unit per tile. This is similar in concept to the Stack of Doom found in games that allow users that don't have the one unit per tile rule.
- Civilization Fanatics' Center or Civfanatics
- Another popular Civilization news and forum site 
- Civilization or Civ
- A faction in the Civilization game series. Also refers to the game series.
- The name given to the in game reference section of Civilization games
- Civil disorder
- A state of near anarchy in a city if a city is sufficiently unhappy. Found in the earlier Civilization games.
- Civil war
- May refer to:
- A game mechanic in Civilization 1 and 2 in which an enemy's capital is conquered and the losing Civilization is split into two.
- Several scenarios based around the American Civil War.
- A statistic which represents a civilization's artistic, philosophical, and social development and determines how quickly the borders of a city expand. Introduced in Civ3
- Civ3 Civ4 Civ5 Civ6 CivBE
- Culture Bomb
- A game mechanic that allows the player to gain several tiles from an opponent. The tactic originated in Civilization IV where Great Artists can be used to bring a large amount of culture to a city greatly expanding the land a city claimed into territory originally claimed by opposing civilizations.
- The highest difficulty level in many Civilization games. The term is often used as an adjective meaning very difficult by when used by Civilization fans
- The military victory condition in most Civilization games.
- Eternal War
- A Civilization II game created by the reddit user Lycerius. The game had been played on and off for over for a decade, in which the world has become a "hellish nightmare of suffering and devastation" in which all Civilizations have been locked in a 1700 year war. The reddit post about the game, posted in 2012, attracted considerable press and has spuned fan fiction and a wiki.
- The current developer of the Civilization series. This fictional resource Firaxite in Beyond Earth was named after the company.
- Future Tech or Future Technology
- The final technology that can be researched in Civilization games representing the continuing advance of science. This tech can be researched multiple times providing extra victory points for the player.
- Goody hut
- A game mechanic which encourages players to explore the map. Goody huts are randomly distributed on different tiles throughout the map. The player that is able to move a unit onto the Goody hut usually lead to positive rewards, but occasionally, these can lead to barbarian attacks. The Civilization series does not have a consistent name for goody huts calling them Minor Tribes, Tribal Villages, Ancient Ruins, or native villages. The Beyond Earth game calls them resource pods while the Colonization games call them Lost City Rumors.
- Infinite City Sprawl (ICS or "smallpox" in FreeCiv)
- Strategy where players build as many cities as they can as close as possible.
- Term for production in Civilization 4 and 5 as well as the Colonization series. Production was called Shields in earlier Civilization games.
- Civ4 Civ5 Colonization
- The original publisher of the Civilization series
- Natural wonders
- Unique terrain features, found in Civilization 5 and 6 which provide the cities and units near them benefits.
- Nuclear Gandhi
- An in game joke said to be based off a bug found in the original game, which was eventually. This bug made the Indian leader Mohandas Gandhi, historically known for his use of nonviolent resistance, threaten players with nuclear warfare in the late game. See the well written Wikipedia article on the topic.
- One City Challenge
- A game option in some Civilization games where the player can only own one city
- One More Turn
- A phrase often used to describe the addictive nature of the video games. While this phrase may be used in reference to many games, the Civilization developers use it in marketing materials as an unofficial motto of the series.
- Settle in Place (SIP)
- Build first city at the same location that the initial settler was located on at the start of the game.
- Sid Meier
- The creator of the Civilization series. His name a brand in itself, and is a part of the full title of the main Civilization and Colonization series games along a large number of non civilizations games that he has produced.
- The name of production yields in Civilization 1-3. Called Hammers in Civ4 and Civ5.
- Civ1 Civ2 Civ3
- Stack of Doom
- A strategy used in civilization games up to Civ4 in which players would place a large number of units on a single tile. This strategy is not available in Civilization V and beyond due to due to the one unit per tile game mechanic. A similar "Carpet of Doom" term has been coined for a large mass of units these newer games.
- Tall (play style)
- Strategy where a player builds a small number of cities, but build them up as much as possible. A quality over quantity strategy. See Wide.
- We Love the King Day (WLtKD)
- Special event in most Civilization games with occurs in cities with certain Happiness or other conditions are met. Usually this celebrationy results in an increase in productivity or other bonuses.
- Wide (play style)
- Strategy where a player expands as quickly as possible, at the expense of improving their existing cities. A quantity over quality strategy. See Tall.
- Specialized one of a kind buildings that can only be built once per Civilization and can confer great benefits to whoever owns them. This is also a mechanic in Starships.
- Zone of control
- Rules that restricting military unit movement close to units controlled by another power.