Polyandry

Polyandry, the name given to a form of polygamy met with among certain rude races, under which a woman is united and lives in marriage to several husbands.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Polo, Marco * Polybius
[wait for the fun]
Political Economy
Poliziano
Polk, James Knox
Pollio, Caius Asinius
Pollock, Sir Edward
Pollock, Sir George
Pollok, Robert
Pollux
Polo
Polo, Marco
Polyandry
Polybius
Polycarp
Polycrates
Polygnotus
Polyhymnia
Polynesia
Polyphemus
Polytechnic School
Polytheism
Pombal, Marquis de