Webster's Dictionary, 1913

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Polypus noun ; plural English Polypuses , Latin Polypi . [ Latin See Polyp .]
1. (Zoology) Same as Polyp .

2. (Medicine) A tumor, usually with a narrow base, somewhat resembling a pear, -- found in the nose, uterus, etc., and produced by hypertrophy of some portion of the mucous membrane.

Polyrhizous adjective [ Greek ...; poly`s many + ... root.] (Botany) Having numerous roots, or rootlets.

Polyschematist adjective [ Poly- + Greek ... form, manner.] Having, or existing in, many different forms or fashions; multiform.

Polyscope noun [ Greek ... farseeing; poly`s much, many + ... to view: confer French polyscope .]
1. (Opt.) A glass which makes a single object appear as many; a multiplying glass. Hutton.

2. (Medicine) An apparatus for affording a view of the different cavities of the body.

Polysepalous adjective [ Poly- + sepal .] (Botany) Having the sepals separate from each other.

Polysilicic adjective [ Poly- + silicic .] (Chemistry) Of or pertaining to compounds formed by the condensation of two or more molecules of silicic acid.

Polysilicic acid (Chemistry) , any one of a series of acids formed by the condensation of two or more molecules of silicic acid, with elimination of water.

Polyspast noun [ Latin polyspaston , from Greek ..., from ... drawn by several cords; poly`s many + ... to draw: confer French polyspaste .] (Surg.) A machine consisting of many pulleys; specifically, an apparatus formerly used for reducing luxations.

Polyspermous adjective [ Greek ...; poly`s many + ... seed.] (Botany) Containing many seeds; as, a polyspermous capsule or berry. Martyn.

Polyspermy noun (Biol.) Fullness of sperm, or seed; the passage of more than one spermatozoön into the vitellus in the impregnation of the ovum.

Polysporous adjective [ Poly- + spore .] (Botany) Containing many spores.

Polystomata noun plural [ New Latin , from Greek poly`s many + ..., ..., mouth.] (Zoology) A division of trematode worms having more two suckers. Called also Polystomea and Polystoma .

Polystome adjective [ Greek ... many- mouthed; poly`s + sto`ma mouth.] (Zoology) Having many mouths.

Polystome noun (Zoology) An animal having many mouths; -- applied to Protozoa.

Polystyle adjective [ Greek ... with many columns; poly`s many + ... column: confer French polystyle .] (Architecture) Having many columns; -- said of a building, especially of an interior part or court; as, a polystyle hall. -- noun A polystyle hall or edifice.

Polysulphide noun [ Poly- + sulphide .] (Chemistry) A sulphide having more than one atom of sulphur in the molecule; -- contrasted with monosulphide .

Polysulphuret noun (Chemistry) A polysulphide. [ Obsoles.]

Polysyllabic, Polysyllabical adjective [ Greek ...; poly`s many + ... syllable: confer French polysyllabique .] Pertaining to a polysyllable; containing, or characterized by, polysyllables; consisting of more than three syllables.

Polysyllabicism noun Polysyllabism.

Polysyllabicity noun Polysyllabism.

Polysyllabism noun The quality or state of being polysyllabic.

Polysyllable noun [ Poly- + syllable .] A word of many syllables, or consisting of more syllables than three; -- words of less than four syllables being called monosyllables , dissyllables , and trisyllables .

Polysyndetic adjective Characterized by polysyndeton, or the multiplication of conjunctions. -- Pol`y*syn*det"ic*al*ly adverb

Polysyndeton noun [ New Latin , from Greek poly`s many + ... bound together, from ... to bind together; ... with + ... to bind.] (Rhet.) A figure by which the conjunction is often repeated, as in the sentence, "We have ships and men and money and stores." Opposed to asyndeton .

Polysynthesis noun [ Poly- + synthesis .]
1. The act or process of combining many separate elements into a whole.

2. (Philol.) The formation of a word by the combination of several simple words, as in the aboriginal languages of America; agglutination. Latham.

Polysynthetic (-sĭn*thĕt"ĭk) adjective [ Poly- + synthetic .] Characterized by polysynthesis; agglutinative.

Polysynthetic twinning (Min.) , repeated twinning, like that of the triclinic feldspar, producing fine parallel bands in alternately reversed positions.

Polysyntheticism (-ĭ*sĭz'm) noun Polysynthesis.

Polytechnic (pŏl`ĭ*tĕk"nĭk) adjective [ Greek poly`technos ; poly`s many + te`chnh an art: confer French polytechnique .] Comprehending, or relating to, many arts and sciences; -- applied particularly to schools in which many branches of art and science are taught with especial reference to their practical application; also to exhibitions of machinery and industrial products.

Polytechnical adjective Polytechnic.

Polytechnics noun The science of the mechanic arts.

Polythalamia noun plural [ New Latin See Polythalamous .] (Zoology) A division of Foraminifera including those having a manychambered shell.

Polythalamous adjective [ Poly- + Greek ... a chamber.] (Zoology) Many-chambered; -- applied to shells of Foraminifera and cephalopods. See Illust. of Nautilus .

Polytheism noun [ Poly- + Greek ... confer French polythéisme .] The doctrine of, or belief in, a plurality of gods.

In the Old Testament, the gradual development of polytheism from the primitive monotheism may be learned.
Shaff-Herzog.

Polytheist noun [ Confer French polythéiste .] One who believes in, or maintains the doctrine of, a plurality of gods.

Polytheistic, Polytheistical adjective Of or pertaining to polytheism; characterized by polytheism; professing or advocating polytheism; as, polytheistic worship; a polytheistic author, or nation. -- Pol`y*the*is"tic*al*ly , adverb

Polytheize intransitive verb To adhere to, advocate, or inculcate, the doctrine of polytheism. Milman.

Polythelism noun [ Poly- + Greek qhlh` a nipple.] (Anat.) The condition of having more than two teats, or nipples.

Polytocous adjective [ Greek ...; poly`s many + ... offspring.]
1. (Botany) Bearing fruit repeatedly, as most perennial plants; polycarpic.

2. (Zoology) Producing many or young.

Polytomous adjective [ Poly- + Greek ... a cutting, from ... to cut.] (Botany) Subdivided into many distinct subordinate parts, which, however, not being jointed to the petiole, are not true leaflets; -- said of leaves. Henslow.

Polytomy noun (Logic) A division into many members. F. Bowen.

Polytungstate noun A salt of polytungstic acid.

Polytungstic adjective (Chemistry) Containing several tungsten atoms or radicals; as, polytungstic acid.

Polytungstic acid (Chemistry) , any one of several complex acids of tungsten containing more than one atom of tungsten.

Polytype noun [ Poly- + - type .] (Print.) A cast, or facsimile copy, of an engraved block, matter in type, etc. (see citation); as, a polytype in relief.

By pressing the wood cut into semifluid metal, an intaglio matrix is produced: and from this matrix, in a similar way, a polytype in relief is obtained.
Hansard.

Polytype adjective (Print.) Of or pertaining to polytypes; obtained by polytyping; as, a polytype plate.

Polytype transitive verb [ imperfect & past participle Polytyped ; present participle & verbal noun Polytyping .] (Print.) To produce a polytype of; as, to polytype an engraving.

Polyuria noun [ New Latin See Poly- , and Urine .] (Medicine) A persistently excessive flow of watery urine, with low specific gravity and without the presence of either albumin or sugar. It is generally accompanied with more or less thirst.

Polyvalent adjective [ Poly- + Latin valens , present participle See Valent .] (Chemistry) Multivalent.

Polyve noun [ See Polive .] A pulley. [ Obsolete]

Polyzoa noun plural [ New Latin , from Greek poly`s many + ... an animal.] (Zoology) Same as Bryozoa . See Illust. under Bryozoa , and Phylactolæmata .