"relating to or characterized by polygamy," especially in reference to a marriage including more than one spouse of either sex, 1610s, from polygamy + -ous, or else from Late Greek polygamos "often married." In zoology, "mating with more than one individual." Related: Polygamously.
polydipsia
Polydorus
polyester
polyethnic
polyethylene
polygamous
polygamy
polygenesis
polygenetic
polygenic
polygenous