Definition of cleavage in English:


Line breaks: cleav|age
Pronunciation: /ˈkliːvɪdʒ


  • 1A sharp division; a split: the old cleavage between the forces of the right and left
    More example sentences
    • There was not this sharp consciousness of the cleavages and different realities in our social existence long ago as that which is so evident today.
    • To existing social splits were added inter-working class cleavages which were all too apparent by November 1916.
    • It is a function of that same openness that no sharp cleavages can be sighted between the traditional and the modern in India.
  • 1.1 [mass noun] Biology Cell division, especially of a fertilized egg cell: the cell undergoes cleavage and segmentation and develops into a blastula [count noun]: all the cells divide synchronously for the first 12 cleavages
    More example sentences
    • The cells deriving from cleavage divisions are often called blastomeres.
    • The transparent, 100-m-diameter oocyte is fertilized and undergoes rapid mitotic cleavage cycles.
    • For a successful division to take place the cell has to determine the location, where to separate, and the point of time to start cell cleavage.
  • 1.2 [mass noun] The splitting of rocks or crystals in a preferred plane or direction: true slates split easily along a plane of cleavage
    More example sentences
    • Where possible, flawed sections are removed and larger crystals cut into smaller pieces with minimal wastage by splitting the crystal along natural cleavage planes.
    • Diamonds have cleavage planes in four directions, making them highly susceptible to shattering when struck by a hard blow.
    • Thus, the crystals have cleavage planes for the necessary migration aptitude.
  • 2The hollow between a woman’s breasts when supported, especially as exposed by a low-cut garment: Holly and Bridget checked their cleavages and rearranged their hair [mass noun]: she wore a dress that exposed an inch or two of cleavage
    More example sentences
    • Her top was extremely low cut with her cleavage barely staying in.
    • Carrie was wearing a denim skirt and another v-neck that exposed her cleavage.
    • It can be large or small, with a pronounced cleavage or with the breasts entirely separated.

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Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody