- The definition of cleavage is the act of breaking or dividing something into two, or the space between a woman's breasts when they are pushed together.
- An example of cleavage is the separation of oil from olives.
- An example of cleavage is the area between the breasts of the models in the Victoria's Secret catalog.
- a cleaving, splitting, or dividing
- the manner in which a thing splits
- a cleft; fissure; division
- the hollow between a woman's breasts, as made visible by a low-cut neckline
- cell division, esp. the series of mitotic cell divisions that transform the fertilized ovum into the earliest embryonic stage
- any single division in this series
- Mineralogy the tendency of some minerals to break in definite planes, producing smooth surfaces
- The act of splitting or cleaving.
- The state of being split or cleft; a fissure or division.
- Mineralogy The splitting or tendency to split of a crystallized substance along definite crystalline planes, yielding smooth surfaces.
- Embryology a. The series of mitotic cell divisions that produces a blastula from a fertilized ovum. It is the basis of the multicellularity of complex organisms. Also called segmentation.b. Any single cell division in such a series.
- Chemistry The splitting of a complex molecule, such as a polysaccharide, into simpler molecules.
- Informal The hollow between a woman's breasts, especially as revealed by a low neckline.
- The act of cleaving or the state of being cleft. [from 19th c.]
- (mineralogy) The tendency of a crystal to split along specific planes. [from 19th c.]
- (biology) The repeated division of a cell into daughter cells after mitosis. [from 19th c.]
- The hollow or separation between a woman's breasts, especially as revealed by a low neckline. [from 20th c.]
- (chemistry) The splitting of a large molecule into smaller ones.
From cleave + -age.