title: Segment
text: # 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
  