- cleavage - the state of being split or cleft
--1 is a kind of state
- cleavage - the breaking of a chemical bond in a molecule resulting in smaller molecules
--2 is a kind of chemical process, chemical change, chemical action
- cleavage, segmentation - (embryology) the repeated division of a fertilised ovum
--3 is a kind of cell division, cellular division
--3 is a part of pregnancy, gestation, maternity- cleavage - the line formed by a groove between two parts (especially the separation between a woman's breasts)
--4 is a kind of area, region
- cleavage - the act of cleaving or splitting
--5 is a kind of division
Derived form: verb cleave1 - cleavage - the breaking of a chemical bond in a molecule resulting in smaller molecules