{{wiktionary}}
'''Fixation''' may refer to:
== Architecture == * Line of fixation, a concept in building design and urban planning
== Computing == * Session fixation, a computer security attack
== Food and drink == * Fixation Brewing Company, an Australian beer brand owned by Lion, a subsidiary of Kirin
== Law == * Fixation in Canadian copyright law, a concept in Canadian copyright law
== Medicine == * Complement fixation test, an immunochemical medical test * Latex fixation test, a microbiological assay
=== Optometry and ophthalmology === * Fixation disparity, a vision condition * Fixation reflex, a visual reflex
=== Orthopedics === * External fixation, immobilization of an injury with external hardware * Internal fixation, immobilization of an injury with surgical implants * Vertebral fixation, anchoring of spinal vertebrae
== Music == * ''Fixation on a Co-Worker'', the 1995 debut studio album from American metalcore band Deadguy * "Fixation on the Darkness", a song from American metalcore band Killswitch Engage's 2002 album ''Alive or Just Breathing''
== Science == * Fixation (histology) in biochemistry, histology, cell biology and pathology, the technique of preserving a specimen for microscopic study
=== Biology === * Carbon fixation, a biochemical process, usually driven by photosynthesis, whereby carbon dioxide is converted into organic compounds * Nitrogen fixation, a process by which atmospheric nitrogen is incorporated into biomolecules * Fixation (population genetics), the state when every individual in a population has the same allele at a particular locus ** Fixation index, a measure of genetic similarity among members of a population
=== Optics === * Fixation point, a.k.a. focal point, the point where light rays converge in an optical system
=== Psychology and perceptual sciences === * Fixation (psychology), the state in which an individual becomes obsessed with an attachment to another human, an animal, or an inanimate object * Fixation (visual), maintaining the gaze in a constant direction * Target fixation, phenomenon where a person's attention is drawn to an object, thereby inadvertently increasing their likelihood of colliding with it
=== Sociology and management science === * Metric fixation, a tendency of decision-makers to focus on easily-measured metrics
== Television == * "Fixation", a 2020 episode of ''The Good Doctor'' (American TV series)
== See also == {{canned search}} {{srt}} * Fix (disambiguation) * Oral fixation (disambiguation) * Soil fixation (disambiguation)
{{disambiguation|biology|science}}