polyandria n.

word-forming element meaning "many, much, multi-, one or more," from Greek polys "much" (plural polloi), from PIE root *pele- (1) "to fill," with derivatives referring to multitudinousness or abundance. Equivalent to Latin multi-, it is properly used in compounds only with words of Greek origin. In chemical names, usually indicating a compound with a large number of atoms or molecules of the same kind (such as polymer).

Proto-Indo-European root meaning "man," also "vigorous, vital, strong."

It forms all or part of: Alexander; Andrew; andro-; androgynous; android; Andromache; Andromeda; andron; anthropo-; anthropocentric; anthropology; anthropomorphous; Leander; lycanthropy; Lysander; misanthrope; pachysandra; philander; philanthropy; polyandria; polyandrous.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit nar-, Armenian ayr, Welsh ner "a man;" Greek aner (genitive andros) "a man, a male" (as opposed to a woman, a youth, or a god).