cleavage (n.)

  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

    [ Syn: 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

The dictionary is based on the WordNet Electronic Lexical Database.
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