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Noun: cleavage  klee-vij
  1. The state of being split or cleft
    "there was a cleavage between the liberal and conservative members"
  2. The breaking of a chemical bond in a molecule resulting in smaller molecules
  3. (embryology) the repeated division of a fertilised ovum
    - segmentation
  4. The line formed by a groove between two parts (especially the separation between a woman's breasts)
  5. The act of cleaving or splitting

Derived forms: cleavages

Type of: area, cell division, cellular division, chemical action, chemical change, chemical process, division, region, state

Part of: gestation, maternity, pregnancy

Encyclopedia: Cleavage