Polygenetic mountain range(Geol.), one which is composite, or consists of two or more monogenetic ranges, each having had its own history of development. Dana.

Polygenic
(Pol`y*gen"ic) a. (Biol.) Of or relating to polygeny; polygenetic.

Polygenism
(Po*lyg"e*nism) n. [Cf. F. polygénisme.] (Biol.) The doctrine that animals of the same species have sprung from more than one original pair.

Polygenist
(Po*lyg"e*nist) n. (Biol.) One who maintains that animals of the same species have sprung from more than one original pair; — opposed to monogenist.

Polygenous
(Po*lyg"e*nous) a. [Poly- + -genous: cf. Gr. of many families.] Consisting of, or containing, many kinds; as, a polygenous mountain. Kirwan.

Polyglot
(Pol"y*glot) a. [Gr. poly`glwttos many-tongued; poly`s many + glw^tta, glw^ssa, tongue, language: cf. F. polyglotte.]

1. Containing, or made up, of, several languages; as, a polyglot lexicon, Bible.

2. Versed in, or speaking, many languages.

Polyglot
(Pol"y*glot), n.

1. One who speaks several languages. [R.] "A polyglot, or good linguist." Howell.

2. A book containing several versions of the same text, or containing the same subject matter in several languages; esp., the Scriptures in several languages.

Enriched by the publication of polyglots.
Abp. Newcome.

Polyglottous
(Pol`y*glot"tous) a. [See Polyglot.] Speaking many languages; polyglot. [R.] "The polyglottous tribes of America." Max Müller.

Polygastric
(Pol`y*gas"tric) a. [Poly- + gastric: cf. F. polygastrique.]

1. (Anat.) Having several bellies; — applied to muscles which are made up of several bellies separated by short tendons.

2. (Zoöl.) Pertaining to the Polygastrica. [Obs.]

Polygastric
(Pol`y*gas"tric) n. (Zoöl.) One of the Polygastrica.

Polygastrica
(||Pol`y*gas"tri*ca) n. pl. [NL. So called because they were supposed to have several stomachs, or digestive cavities.] (Zoöl.) The Infusoria. [Obs.]

Polygenesis
(Pol`y*gen"e*sis) Polygeny
(Po*lyg"e*ny) n. [Poly- + genesis, or root of Gr. gi`gnesqai to be born.] (Biol.) The theory that living organisms originate in cells or embryos of different kinds, instead of coming from a single cell; — opposed to monogenesis.

Polygenetic
(Pol`y*ge*net"ic) a.

1. Having many distinct sources; originating at various places or times.

2. (Biol.) Of or pertaining to polygenesis; polyphyletic.

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