A baseline is a line that is a base for measurement or for

construction Construction is a general term meaning the art and science to form objects, systems, or organizations,"Construction" def. 1.a. 1.b. and 1.c. ''Oxford English Dictionary'' Second Edition on CD-ROM (v. 4.0) Oxford University Press 2009 and ...

. The word baseline may refer to: * Baseline (configuration management), the process of managing change * Baseline (sea), the starting point for delimiting a coastal state's maritime zones ** Baselines of the Chinese territorial sea ** Baselines of Indonesia ** Baselines of the Philippines * Baseline, in

underwater diving Underwater diving, as a human activity, is the practice of descending below the water's surface to interact with the environment. It is also often referred to as diving, an ambiguous term with several possible meanings, depending on contex ...

, a value used to convert cylinder pressure of a tank to free gas volume *

Baseline (surveying) In surveying, a baseline is a line between two points on the earth's surface and the direction and distance between them. In a triangulation network, at least one baseline between two stations needs to be measured to calculate the size of the tr ...

, a line between two points of the earth's surface and the direction and distance between them *

Baseline (typography) In European and West Asian typography and penmanship, the baseline is the line upon which most letters ''sit'' and below which descenders extend. In the example to the right, the letter 'p' has a descender; the other letters sit on the (red ...

, the line upon which most letters "sit" and below which descenders extend *

Baseline (budgeting) Baseline budgeting is an accounting method the United States Federal Government uses to develop a budget for future years. Baseline budgeting uses current spending levels as the "baseline" for establishing future funding requirements and assumes f ...

, an estimate of budget expected during a fiscal year *

Baseline (medicine) A baseline in science (including medicine) is the initial conditions found by observation and measurement at the beginning of a survey or clinical trial or which is used for comparison with later data collected during or after the survey or trial ...

, information found at the beginning of a study *

Baseline (pharmacology) A baseline in science (including medicine) is the initial conditions found by observation and measurement at the beginning of a survey or clinical trial or which is used for comparison with later data collected during or after the survey or trial ...

, a person's state of mind or being, in the absence of drugs * The

isoelectric line Electrocardiography is the process of producing an electrocardiogram (ECG or EKG), a recording of the heart's electrical activity. It is an electrogram of the heart which is a graph of voltage versus time of the electrical activity of the hear ...

of an electrocardiogram * Baseline (interferometry), the length of an astronomical interferometer The name Baseline may refer to: * ''Baseline'' (magazine), a magazine devoted to typography, book arts, graphic design *

Baseline (database) Studio System by Gracenote, formerly known as Baseline StudioSystems, is an American e-commerce company. It was founded in 1982 and licenses its commercial entertainment database, known as Studio System. It is owned by Gracenote, a subsidiary o ...

, a TV and movie industry database * ''Baselines'' (album), the 1983 debut album of composer Bill Laswell * Baseline Road (Arizona), a major east–west artery in Phoenix, Arizona * Baseline Road (Colorado), a major east–west artery in Boulder, Colorado * Baseline Road (Ottawa), a major east–west artery in Ottawa, Ontario * Baseline station, a transitway station in Ottawa * Base Line, Arkansas * Baseline Nunataks * Baseline Rock It may also refer to: * The base line in baseball * The back line on a

tennis court A tennis court is the venue where the sport of tennis is played. It is a firm rectangular surface with a low net stretched across the centre. The same surface can be used to play both doubles and singles matches. A variety of surfaces can be ...

, and also a style of play in tennis; see

tennis strategy Players use different strategies while playing tennis to enhance their own strengths and exploit their opponent's weaknesses in order to gain the advantage and win more points. Players typically specialize or naturally play in a certain way, base ...

* The back line on a pickleball court * The end line on a

basketball court In basketball, the basketball court is the playing surface, consisting of a rectangular floor, with baskets at each end. Indoor basketball courts are almost always made of polished wood, usually maple, with -high rims on each basket. Outdoor sur ...

* A bassline in music * A

shifting baseline A shifting baseline (also known as a sliding baseline) is a type of change to how a system is measured, usually against previous reference points (baselines), which themselves may represent significant changes from an even earlier state of the syst ...

in statistics *

Baseline Killer Mark Goudeau (born September 6, 1964) is an American serial killer, Kidnapping, kidnapper, thief and rapist. Goudeau terrorized victims in the Phoenix metro area between August 2005 and June 2006; coincidentally, Goudeau was active at the same ti ...

, a serial killer who was active in the Phoenix metro area between August 2005 and June 2006

See also