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1. (embryology) the repeated division of a fertilised ovum
   - cleavage
    
2. The act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart
   - division, partition, partitioning, sectionalization, sectionalisation [Brit]

Derived forms: segmentations

See also: segment

Type of: cell division, cellular division, separation

Part of: gestation, maternity, pregnancy

Encyclopedia: Segmentation