Segment
# Segment

Segment or segmentation may refer to:

## Biology

* Segmentation (biology), the division of body plans into a series of repetitive segments
   * Segmentation in the human nervous system
* Internodal segment, the portion of a nerve fiber between two Nodes of Ranvier
* Segment, in fruit anatomy, a section of a citrus fruit
* Parts of a genome, especially in virology

## Computing and communications

* Memory segmentation, the division of computer memory into segments
   * Segment descriptor
   * Data segment
   * Code segment
* Image segmentation, the process of partitioning a digital image into multiple segments
* Time-series segmentation, the process of partitioning a time-series into a sequence of discrete segments in order to reveal the underlying properties of its source
* Network segmentation, splitting a computer network into subnetworks
   * Network segment
* Packet segmentation, the process of dividing a data packet into smaller units
   * Segmentation and reassembly
* TCP segmentation, the process of dividing a data stream into segments for transmission
* Segment architecture, a detailed, formal description of areas within an enterprise

## Geometry

* Line segment, part of a line bounded by two end points
* Circular segment, the region of a circle cut off from the rest by a secant or chord
* Spherical segment, the solid defined by cutting a sphere with a pair of parallel planes
* Arc (geometry), a closed segment of a differentiable curve

## Language and linguistics

* Segment (handwriting), the pen-tip trajectory between two defined points
* Segment (linguistics), a discrete unit of speech
* Speech segmentation, identifying the boundaries between words in spoken languages
* Text segmentation, dividing written text into meaningful units

## Other uses

* Segmentary lineage, a model in social anthropology
* Market segmentation, dividing a broad market into sub-groups of consumers
* Euro Car Segment, EU descriptions of car types
