Speciation, separation of two populations of a species

Isolationism, political phenomenon where a country removes itself from international affairs

Isolation (film), 2005 Irish horror movie written and directed by Billy O'Brian

Insulation may mean: Building insulation, added to buildings for comfort and energy efficiency Electrical insulation, materials used to inhibit the conduction of electricity Soundproofing, also known as acoustic insulation, any means of reducing the...

Isolation (database systems), in computer science

Solitude, the psychological phenomenon

Isolation tank, sensory deprivation tank

Optical isolator, permitting passage of light in only one direction

Isolating language, description of a language type

Splendid isolation, British foreign policy of the late 19th century

Isolation (1996), album by Die Krupps

Solitary confinement

Encirclement, of an opposing force in warfare

Topographic isolation in geodesy, surveying, and mountaineering

Isolation (album) (1984), album by Toto

Isolated point in topology (mathematics)

"Isolation" (Joy Division song) (1980) by Joy Division

"Isolation" (John Lennon song) (1970) by John Lennon

Isolator switch for electrical isolation.

Isolation (poker), raise designed to encourage others to fold

Isolation effect, also known as the Von Restorff effect, psychological effect of distinctive items more easily 'remembered'

Isolation (illusion), an illusion where a ball or other object is made to appear stationary in space.