The simian crease is one of the listed signs in Down Syndrome which would imply there's some genetic factor at play. My eldest daughter has a simian crease on one hand and the other hand is 'normal'.
Sovereign definition, a monarch; a king, queen, or other supreme ruler. See more.
Dominion. Perfect control in right of ownership. The word implies both title and possession and appears to require a complete retention of control over disposition.Title to an article of property, which arises from the power of disposition and the right of claiming it.-18) I will sing of stately Aphrodite, gold-crowned and beautiful, whose dominion is the walled cities of all sea-set Cyprus. Collection Of Hesiod, Homer and Homerica by Homer View in context.