Cleavage

Dictionary definitions are great beacuse it's only through lexigraphical examinations of the English language do we realize how fucked up our vernacular is:



Main Entry:
cleav·age Listen to the pronunciation of cleavage
Pronunciation:
\ˈklē-vij\
Function:
noun
Date:
1816

1 a: the quality of a crystallized substance or rock of splitting along definite planes; also : the occurrence of such splitting b: a fragment (as of a diamond) obtained by splitting

2: the action of cleaving : the state of being cleft

3: the series of synchronized mitotic cell divisions of a fertilized egg that results in the formation of the blastomeres and changes the single-celled zygote into a multicellular embryo; also : one of these cell divisions

4: the splitting of a molecule into simpler molecules

5: the depression between a woman's breasts especially when made visible by a low-cut neckline


and so we always go with the lowest form of the word, (<-- insert denominator here)