cleavage
US /ˈkliː.vɪdʒ/
UK /ˈkliː.vɪdʒ/

1.
decolleté, borstplooi
the hollow between a woman's breasts, especially as exposed by a low-cut garment.
:
•
Her dress showed a lot of cleavage.
Haar jurk toonde veel decolleté.
2.
scheiding, splitsing, kloof
a division or schism, especially a split between two opposing sides.
:
•
The political party suffered a deep cleavage over the new policy.
De politieke partij leed onder een diepe scheiding over het nieuwe beleid.