Definition:
Compare quatrefoil with other words:
quatrefoil vs. septfoil
multifoil vs. quatrefoil
cinquefoil vs. quatrefoil
lobe vs. quatrefoil
leaf vs. quatrefoil
flower vs. quatrefoil
polyfoil vs. quatrefoil
quatrefoil vs. trefoil
foliation vs. quatrefoil
foil vs. quatrefoil