Cosy may refer to *

Tea cosy A tea cosy or tea warmer is a cover for a teapot,Article of the'' Boston Journal'', 25 November 1879 traditionally made of cloth. It insulates a teapot, keeping the contents warm. Their use predates the invention of vacuum flasks as a means of ...

, a cover for a teapot *

Cozy mystery Cozy mysteries, also referred to as "cozies", are a subgenre of crime fiction in which sex and violence occur off stage, the detective is an amateur sleuth, and the crime and detection take place in a small, socially intimate community. Cozies thu ...

, a subgenre of crime fiction *

Cosy catastrophe Apocalyptic and post-apocalyptic fiction is a subgenre of speculative fiction in which the Earth's (or another planet's) civilization is collapsing or has collapsed. The apocalypse event may be climatic, such as runaway climate change; astro ...

, post-apocalyptic science fiction style *

Correlation spectroscopy Two-dimensional nuclear magnetic resonance spectroscopy (2D NMR) is a set of nuclear magnetic resonance spectroscopy (NMR) methods which give data plotted in a space defined by two frequency axes rather than one. Types of 2D NMR include correlation ...

(COSY) *

CoSy Cosy may refer to * Tea cosy, a cover for a teapot * Cozy mystery, a subgenre of crime fiction * Cosy catastrophe, post-apocalyptic science fiction style * Correlation spectroscopy (COSY) * CoSy (Conferencing System), an early computer conferenc ...

(Conferencing System), an early computer conferencing system

See also