(Pol`y*go*neu"tic) a. [Poly- + Gr. offspring.] (Zoöl.) Having two or more broods in a season.
(Pol`y*go*nom"e*try) n. [Polygon + -metry.] The doctrine of polygons; an extension of
some of the principles of trigonometry to the case of polygons.
(Po*lyg"o*nous) a. Polygonal.
(||Po*lyg"o*num) n. [NL., fr. Gr. a kind of plant; poly`s many + go`ny the knee, a joint of a
plant. So called in allusion to the numerous joints.] (Bot.) A genus of plants embracing a large number
of species, including bistort, knotweed, smartweed, etc.
(Po*lyg"o*ny) n. (Bot.) Any plant of the genus Polygonum.
(||Pol`y*gor"di*us) n. [NL. See Poly-, and Gordius.] (Zoöl.) A genus of marine annelids,
believed to be an ancient or ancestral type. It is remarkable for its simplicity of structure and want of
parapodia. It is the type of the order Archiannelida, or Gymnotoma. See Loeven's larva.
(Pol"y*gram) n. [Gr. marked with many stripes; poly`s many + a line.] A figure consisting of
many lines. [R.] Barlow.
(Pol"y*graph) n. [Gr. writing much; poly`s much, many + to write: cf. F. polygraphe.]
1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine.
2. In bibliography, a collection of different works, either by one or several authors. Brande & C.
(Pol`y*graph"ic Pol`y*graph"ic*al) a. [Cf. F. polygraphique.] Pertaining to, or employed in,
polygraphy; as, a polygraphic instrument.
2. Done with a polygraph; as, a polygraphic copy.
(Po*lyg"ra*phy) n. [Gr. poly`s much + gra`fein to write: cf. F. polygraphie.]
1. Much writing; writing of many books. [Obs.] Fuller.
2. The art of writing in various ciphers, and of deciphering the same. [R.]
3. The art or practice of using a polygraph.
(Pol"y*grooved`) a. [Poly- + groove.] Having many grooves; as, a polygrooved rifle or