From The Collaborative International Dictionary of English v.0.48:
Poly- \Pol"y-\ [See Full, a.]
A combining form or prefix from Gr. poly`s, many; as,
polygon, a figure of many angles; polyatomic, having many
atoms; polychord, polyconic.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Poly \Po"ly\, n. [L. polium, the name of a plant, perhaps
Teucrium polium, Gr. ?.] (Bot.)
A whitish woolly plant (Teucrium Polium) of the order
Labiat[ae], found throughout the Mediterranean region. The
name, with sundry prefixes, is sometimes given to other
related species of the same genus. [Spelt also poley.]
[1913 Webster]
Poly mountain. See Poly-mountain, in Vocabulary.
[1913 Webster]