(informal) A polytechnic.

Polyethylene (polythene).

Polyurethane.

(chiefly computer graphics) A polygon.

(uncountable) Polyester.

(chiefly informal) Polyamory.

(chiefly informal) A polyamorous person.

(chiefly informal) A polycule.

A whitish woolly plant (Teucrium polium) of the family Labiatae, found throughout the Mediterranean.

(transitive, intransitive, video games, roguelikes) To polymorph; to transform by magic.

(chiefly informal) Polyamorous.