A baseline is a line that is a base for

measurement Measurement is the quantification of attributes of an object or event, which can be used to compare with other objects or events. In other words, measurement is a process of determining how large or small a physical quantity is as compared to ...

or for

construction Construction are processes involved in delivering buildings, infrastructure, industrial facilities, and associated activities through to the end of their life. It typically starts with planning, financing, and design that continues until the a ...

. The word baseline may refer to: *

Baseline (configuration management) In configuration management, a baseline is an agreed description of the attributes of a product, at a point in time, which serves as a basis for defining change. A change is a movement from this baseline state to a next state. The identification ...

, the process of managing change in software or other fields *

Baseline (sea) A baseline, as defined by the United Nations Convention on the Law of the Sea, is the line (or curve) along the coast from which the seaward limits of a state's territorial sea and certain other maritime zones of jurisdiction are measured, such ...

, the starting point for delimiting a coastal state's maritime zones ** Baselines of the Chinese territorial sea ** Baselines of Indonesia **

Baselines of the Philippines The baselines of the Philippines () are the set of geodesic lines completely encircling the Philippine archipelago from where the maritime entitlements of the country are measured. It was first established in 1961 by an act of the Congress of th ...

* 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 (disambiguation), diving, an ambiguous term with several possible meani ...

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

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

, 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 (re ...

, the line upon which most letters "sit" and below which descenders extend * Baseline (budgeting), an estimate of budget expected during a fiscal year * Baseline (science), information found at the beginning of a study * Baseline (pharmacology), a person's state of mind or being, in the absence of drugs * The isoelectric line of an electrocardiogram * Baseline (interferometry), the length of an

astronomical interferometer An astronomical interferometer or telescope array is a set of separate telescopes, mirror segments, or radio telescope antennas that work together as a single telescope to provide higher resolution images of astronomical objects such as stars, n ...

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) Baseline Road ( Ottawa Road #16) is a road in Ottawa, Ontario, Canada. Baseline runs from Richmond Road (almost directly over Highway 416) east in a straight line until it ends at the Heron Road Bridge over the Rideau River and Rideau Canal ...

, a major east–west artery in Ottawa, Ontario *

Baseline station Baseline station (Transitway (Ottawa), Transitway) or Algonquin station (O-Train) is a public transit station directly across from the main campus of Algonquin College in Ottawa's west end, near the intersection of Woodroffe Avenue and Baseline R ...

, 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 Types of tennis match, doubles and singles matches. A variet ...

, and also a style of play in tennis; see tennis strategy * 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 ...

* A

bassline Bassline (also known as a bass line or bass part) is the term used in many styles of music, such as blues, jazz, funk, Dub music, dub and electronic music, electronic, traditional music, traditional, and classical music, for the low-pitched P ...

in music * A shifting baseline in statistics * Baseline Killer, a serial killer who was active in the Phoenix metro area between August 2005 and June 2006

See also