Spine or spinal may refer to:

Science

Biology

* Spinal column, also known as the backbone * Dendritic spine, a small membranous protrusion from a neuron's dendrite * Thorns, spines, and prickles, needle-like structures in plants * Spine (zoology), needle-like structures in animals * SPINE (molecular biology) (strep–protein interaction experiment), a method for the detection of protein interactions

Medicine

* Spinal anaesthesia or "a spinal", an injection generally through a fine needle, usually long * The Spine, a set of national service within the UK NHS Connecting for Health

Arts, entertainment and media

* ''The Spine'' (album), a 2004 They Might Be Giants album, including the songs "Spine" and "Spines" * ''Spine'' (film), American film * ''The Spine'' (film), a 2009 animated short by Chris Landreth * ''Spine'' (video game), an upcoming video game * ''The Spine'', a novel by Ladislav Bublík

Fictional entities

* Spinal (''Killer Instinct''), a fictional character from the video game ''Killer Instinct'' * Spine, a demon in '' Blood Beast'' (2007) book of the Demonata saga * The Spine, the fictional mountain chain which follows the west coast in ''

The Inheritance Cycle ''The Inheritance Cycle'' is a tetralogy of young adult high fantasy novels written by American author Christopher Paolini. Set in the fictional world of Alagaësia (), the novels focus on the adventures of a teenage boy named Eragon and ...

'' * The Spine, a singing automaton in the band Steam Powered Giraffe, portrayed by David Michael Bennett

Periodicals

* ''Spine'' (journal), a bi-weekly peer-reviewed journal of spine surgery, publish by Lippincott * '' The Spine Journal'', bi-monthly peer-reviewed journal, published by Elsevier

Other uses

* Spine (bookbinding), the closed edge of a book along which the pages are bound * Spine, a measure of stiffness of an arrow shaft in archery

* Anterior inferior iliac spine (AIIS), anterior superior iliac spine (ASIS), posterior inferior iliac spine, and posterior superior iliac spine * Ischial spine, part of the posterior border of the body of the ischium bone of the pelvis * Mental spine, on the mandible * Anterior nasal spine, a bony projection in the skull * Posterior nasal spine, for the attachment of the musculus uvulae * Spine of scapula, a prominent plate of bone * Spine of sphenoid bone (spina angulari) and ethmoidal spine {{disambiguation