# Alignment

Alignment may refer to:

## Archaeology

* Alignment (archaeology), a co-linear arrangement of features or structures with external landmarks
* Stone alignment, a linear arrangement of upright, parallel megalithic standing stones

## Biology

* Structural alignment, establishing similarities in the 3D structure of protein molecules
* Sequence alignment, in bioinformatics, arranging the sequences of DNA, RNA, or protein to identify similarities
** Alignment program, software used in sequence alignment

## Engineering

* Road alignment, the route of a road, defined as a series of horizontal tangents and curves, as defined by planners and surveyors
* Railway alignment, three-dimensional geometry of track layouts
* Transfer alignment, a process for initializing and calibrating the inertial navigation system on a missile or torpedo
* Shaft alignment, in mechanical engineering, aligning two or more shafts with each other
* Wheel alignment, automobile wheel and suspension angles which affect performance and tire wear

## Technology

* AI alignment, steering artificial intelligence systems towards the intended objective
* Alignment level, an audio recording/engineering term for a selected point in the audio that represents a reasonable sound level
* Business–IT alignment, how well an organization is able to use Information Technology to achieve objectives
* Data structure alignment, arranging data in computer memory to fit machine design, also known more simply as an alignment structure
* Music alignment, linking various music representations (sheet music, audio, video, MIDI, etc.) related to a given musical work
* Partition alignment, letting address ranges of hard disk drive partitions start at certain physical boundaries or at multiples of units such as 4 KB or 1 MB

## Linguistics and typography

* Morphosyntactic alignment, the linguistic system used to distinguish between the arguments of transitive and intransitive verbs
* Parallel text alignment, the identification of corresponding sentences in original and translated texts
* Typographic alignment, placement of printed matter relative to a page, column, margin, etc.

## Other forms of alignment

* Alignment of random points in statistics representing data points that lie on a relatively straight path
* Alignment of the body in a dance hall, see Direction of movement#Basic directions of movement with respect to the room
* Chiropractic alignment, another term for chiropractic adjustment
* Coital alignment technique, a sex position
* Constructive alignment, a method of devising teaching activities that directly address learning outcomes
* Ontology alignment, the process of determining correspondences between concepts
* Planetary alignment, in astronomy, a straight line configuration of three celestial bodies

## Politics and organization

* Alignment (Israel), political party from 1965 to 1992
* Strategic alignment, lining up an organization's strategy with its culture

## Entertainment

* Alignment (role-playing games), the moral and ethical perspective of the characters, monsters, and societies
** Alignment (Dungeons & Dragons)
* The Alignment, a 2012 album by Samestate
* Alignments (album), a 2020 album by Double Experience