Entanglement may refer to: *

Quantum entanglement Quantum entanglement is the phenomenon that occurs when a group of particles are generated, interact, or share spatial proximity in a way such that the quantum state of each particle of the group cannot be described independently of the state of ...

Orientation entanglement In mathematics and physics, the notion of orientation entanglement is sometimes used to develop intuition relating to the geometry of spinors or alternatively as a concrete realization of the failure of the special orthogonal groups to be simply ...

* Entanglement (graph measure) * Entanglement of polymer chains, see

Reptation A peculiarity of thermal motion of very long linear macromolecules in ''entangled'' polymer melts or concentrated polymer solutions is reptation. Derived from the word reptile, reptation suggests the movement of entangled polymer chains as bein ...

Wire entanglement In the military science of fortification, wire obstacles are defensive obstacles made from barbed wire, barbed tape or concertina wire. They are designed to disrupt, delay and generally slow down an attacking enemy. During the time that the at ...

* in fishery: method by which fish are caught in

fishing net A fishing net is a net used for fishing. Nets are devices made from fibers woven in a grid-like structure. Some fishing nets are also called fish traps, for example fyke nets. Fishing nets are usually meshes formed by knotting a relatively thin ...

s ** unintended entanglement of marine fish and mammals in

ghost net Ghost nets are fishing nets that have been abandoned, lost or otherwise discarded in the ocean. These nets, often nearly invisible in the dim light, can be left tangled on a rocky reef or drifting in the open sea. They can entangle fish, dolp ...

s or similar: Plastic pollution#Entanglement * as a proper noun: ** ''Entanglement'' (film) ** "Entanglement", a season one episode of ''Touch'' ** ''Entanglement'' (opera), a 2015 chamber opera by Charlotte Bray and the librettist Amy Rosenthal ** "Entanglement", a song by Charlotte Church from ''

Four 4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures. In mathematics Four is the smallest c ...

'' ** ''

Entanglements ''Entanglements'' is the third full-length album from indie rock ensemble Parenthetical Girls. Track listing #"Four Words" - 3:10 #"Avenue of Trees" - 3:17 #"Unmentionables" - 1:51 #"Gut Symmetries" - 3:58 #"A Song for Ellie Greenwich Ele ...

'', an album by Parenthetical Girls

See also