- 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
- 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.
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.
- 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 cleft between a woman's breasts as revealed by a low-cut garment.
- 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.
- The origin of slaty cleavage is in some measure obscure.
- They lose their facile cleavage and become hard, dark-coloured, slightly lustrous rocks, which have a splintery character or break into small cuboidal fragments.
- The connexion of cleavage with pressure, however, is unmistakable.
- The cleavage of the ovum follows two types, both seen in Tubularia (Brauer ).
- It will be observed that the cleavage planes do not pass through the white bands.