Chain (disambiguation)

Look up chain in Wiktionary, the free dictionary.

A chain is a series of connected links which are typically made of metal.

Chain may also refer to:

Accessories and apparel

Chain Bridge (Budapest), a suspension bridge that spans River Danube between Buda and Pest
Chain Bridge (Potomac River), a bridge across the Potomac River at Little Falls in Washington, D.C.
Chains (geological site), a geological site on the north-west plateau of Exmoor, Somerset, England
Union Chain Bridge, a bridge between Northumberland, England and Berwickshire, Scotland

Ernst Chain (1906–1979), Nobel Prize-winning chemist famed for his isolation of penicillin
John T. Chain Jr. (1934–2021), retired U.S. Air Force general

Chains (film), a 1949 Italian melodrama film
Chains (Blackadder), a 1986 episode of the British sitcom Blackadder II
Chains of Love (TV series), a 2001 American dating game show adapted from a Dutch television series
Chain (film), a 2004 film written and directed by Jem Cohen
Chains, a 2009 short film starring TNA wrestler Kurt Angle

Chain (band), an Australian blues rock band active from the 1960s to the present

Chain (real estate), a group of buyers/sellers that are linked together
Chain of command, the line of authority and responsibility along which orders are passed
Chain store, a retail shop outlets which share a brand and central management
Chained dollars, used to express real dollar amounts adjusted over time for inflation
Cinema chain, or movie chain
Cold chain, a temperature-controlled supply chain
Fast food chain
Hotel chain
Restaurant chain
Supply chain, a coordinated system of organizations, people, activities, information and resources involved in moving a product or service from supplier to customer
Value chain, a management concept first described by Michael Porter

Chain (ordered set), a totally ordered set, usually a subset of a given partially ordered set
Chain (algebraic topology), a formal linear combination of k-simplices
Chain complex, a generalization of the algebraic topology construct to homological algebra
Chain rule, a tool for differentiation in calculus
Chain sequence, numbers in the mathematical study of continued fractions
Conway chained arrow notation, a way of expressing exponents using arrows
Jordan chain, a sequence of linearly independent generalized eigenvectors of descending rank
Markov chain, a discrete-time stochastic process with the Markov property
Pseudo-arc, which has at its heart the concept of a chain

Bar-link chain (or block chain), a mechanical drive chain
Bicycle chain, a roller chain that transfers power from the pedals to the drive-wheel of a bicycle
Buffers and chain coupler, a railway device
Catenary (or chain), the shape of a hanging flexible cable when supported at its ends and acted upon by a uniform gravitational force
Chain Home and Chain Home Low, early British RDF (radar) systems of the WWII era
Chain tool, a small mechanical device used to "break" a bicycle chain in such a way that it could be mended with the same tool
Conveyor chain, a chain that conveys items in chain conveyor systems
Drive chain, a way of transmitting mechanical power from one place to another
Print chain on a chain printer
Roller chain, most commonly used for transmission of mechanical power
Self-lubricating chain, to eliminate the need for further lubrication
Snow chains or tire chains, devices fitted to the tires of vehicles to provide maximum traction
Timing chain, part of an internal combustion engine

Catenation, the bonding of atoms of the same element in a series, or chain
- Polymer chain, structure of a polymer
Chain reaction, a sequence of reactions where a reactive product or by-product causes additional reactions
Ideal chain, a mathematical model of polymer folding
Worm-like chain, a model in polymer physics used to describe the behavior of semi-flexible polymers

Electron transport chain, a sequence of chemical reactions yielding the transport of an electron through a membrane
Food chain, a hierarchical or recursive list of predators and prey

Chain bridge, type of suspension bridge
Chain crew, crew that manages signal poles in gridiron football
Chain gang, group of prisoners chained together as a form of punishment
Chain letter, a message that attempts to induce the recipient to make a number of copies of the message and then pass them on to one or more new recipients
Chain of events, a number of actions and their effects that are linked together
Chain smoking, practice of smoking several cigarettes/cigars in succession
Chain stitch, in sewing and embroidery, a series of looped stitches that form a chain
Chaining, a technique from applied behavioral analysis for teaching complicated tasks by breaking them into simpler steps
Hudson River Chains, one of several chains used in blockades of the Hudson River
Human chain (politics), a form of protest
Signifying chain, in semiotics, an interlocking system of signifiers

Chain (unit), a unit of length
Gunter's chain, a unit of measurement
New York City Subway chaining, method to specify locations along the New York City Subway lines

Chain (caste), a cultivating and fishing caste found in India
Chains (nautical), small platforms on the sides of ships
Fetter (Buddhism) (mental chain), a deeply rooted mental attachment preventing one from achieving liberation from suffering