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Polypean

Of or pertaining to a polyp, or polyps.

Polyperythrin

A coloring matter found in many simple Anthozoa and some hydroids.

Polypetalous

Consisting of, or having, several or many separate petals; as, a polypetalous corolla, flower, or plant.

Polyphagous

Eating, or subsisting on, many kinds of food; as, polyphagous animals.

Polyphagy

The practice or faculty of subsisting on many kinds of food.

Polypharmacy

The act or practice of prescribing too many medicines. A prescription made up of many medicines or ingredients.

Polyphase

Having or producing two or more phases; multiphase; as, a polyphase machine, a machine producing two or more pressure waves of electro-motive force, differing in phase; a polyphase current.

Polyphaser

A machine generating more than one pressure wave; a multiphaser.

Polyphemus

A very large American moth (Telea polyphemus) belonging to the Silkworm family (Bombycid/). Its larva, which is very large, bright green, with silvery tubercles, and with oblique white stripes on the sides, feeds on the oak, chestnut, willow, cherry, apple, and other trees. It produces a large amount of strong silk. Called also American silkworm.

Polyphone

A character or vocal sign representing more than one sound, as read, which is pronounced r/d or r/d.

Polyphonist

A proficient in the art of multiplying sounds; a ventriloquist.

Polyphony

Multiplicity of sounds, as in the reverberations of an echo.

Polyphore

A receptacle which bears many ovaries.

Polyphote Polyphotal

Pertaining to or designating arc lamps so constructed that more than one can be used on a single circuit.

Polyphyletic

Pertaining to, or characterized by, descent from more than one root form, or from many different root forms; polygenetic; -- opposed to monophyletic.

Polyphyllous

Many-leaved; as, a polyphyllous calyx or perianth.

Polypide

One of the ordinary zooids of the Bryozoa.

Polypidom

A coral, or corallum; also, one of the coral-like structure made by bryozoans and hydroids.

Polypite

One of the feeding zooids, or polyps, of a coral, hydroid, or siphonophore; a hydranth. See Illust. of Campanularian. Sometimes, the manubrium of a hydroid medusa.

Polyplastic

Assuming, or having the power of assuming, many forms; as, a polyplastic element which does not preserve its original shape.

Polypode

An animal having many feet; a myriapod.

Polypodium

A genus of plants of the order Filices or ferns. The fructifications are in uncovered roundish points, called sori, scattered over the inferior surface of the frond or leaf. There are numerous species.

Polypody

Any plant of the genus Polypodium.

Polypoid

Like a polyp; having the nature of a polyp, but lacking the tentacles or other parts.

Polyporus

A genus of fungi having the under surface full of minute pores; also, any fungus of this genus.

Polypous

Of the nature of a polypus; having many feet or roots, like the polypus; affected with polypus.

Polyprotodonta

A division of marsupials in which there are more fore incisor teeth in each jaw.

Polypteroidei

A suborder of existing ganoid fishes having numerous fins along the back. The bichir, or Polypterus, is the type. See Illust. under Crossopterygian.

Polypterus

An African genus of ganoid fishes including the bichir.

Polyptoton

A figure by which a word is repeated in different forms, cases, numbers, genders, etc., as in Tennyson's line, -- /My own heart's heart, and ownest own, farewell./

Polyschematist

Having, or existing in, many different forms or fashions; multiform.

Polyscope

A glass which makes a single object appear as many; a multiplying glass.

Polysilicic

Of or pertaining to compounds formed by the condensation of two or more molecules of silicic acid.

Polyspast

A machine consisting of many pulleys; specifically, an apparatus formerly used for reducing luxations.

Polyspermous

Containing many seeds; as, a polyspermous capsule or berry.

Polyspermy

Fullness of sperm, or seed; the passage of more than one spermatozoon into the vitellus in the impregnation of the ovum.

Polystomata

A division of trematode worms having more two suckers. Called also Polystomea and Polystoma.

Polystome

An animal having many mouths; -- applied to Protozoa.

Polystyle

Having many columns; -- said of a building, especially of an interior part or court; as, a polystyle hall. A polystyle hall or edifice.

Polysulphide

A sulphide having more than one atom of sulphur in the molecule; -- contrasted with monosulphide.

Polysyllabical Polysyllabic

Pertaining to a polysyllable; containing, or characterized by, polysyllables; consisting of more than three syllables.

Polysyllable

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

Characterized by polysyndeton, or the multiplication of conjunctions.

Polysyndeton

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

The act or process of combining many separate elements into a whole.

Polytechnic

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; as, a polytechnic institute; also to exhibitions of machinery and industrial products.

Polythalamia

A division of Foraminifera including those having a manychambered shell.

Polythalamous

Many-chambered; -- applied to shells of Foraminifera and cephalopods. See Illust. of Nautilus.

Polytheism

The doctrine of, or belief in, a plurality of gods.

Polytheist

One who believes in, or maintains the doctrine of, a plurality of gods.

Polytheistical Polytheistic

Of or pertaining to polytheism; characterized by polytheism; professing or advocating polytheism; as, polytheistic worship; a polytheistic author, or nation.

Polytheize

To adhere to, advocate, or inculcate, the doctrine of polytheism.

Polythelism

The condition of having more than two teats, or nipples.

Polytocous

Bearing fruit repeatedly, as most perennial plants; polycarpic.

Polytomous

Subdivided into many distinct subordinate parts, which, however, not being jointed to the petiole, are not true leaflets; -- said of leaves.

Polytungstic

Containing several tungsten atoms or radicals; as, polytungstic acid.

Polytype

To produce a polytype of; as, to polytype an engraving.

Polyurethane

any polymer containing [-NH.CO.O-] linkages; such polymers are much used as the basis of light but rigid foams for packaging (polyurethane foam) and for hard coatings, as on floors.

Polyuria

A persistently excessive flow of watery urine, with low specific gravity and without the presence of either protein or sugar. It is generally accompanied with more or less thirst.

Polyzoa

Same as Bryozoa. See Illust. under Bryozoa, and Phylactol/mata.

Polyzoan

Any species of Polyzoa; one of the Polyzoa. A polyzoon.

Polyzoary

The compound organism of a polyzoan.

Polyzoon

One of the individual zooids forming the compound organism of a polyzoan.

Pom-pom Pompom

originally, a Vickers-Maxim one-pounder automatic machine cannon using metallic ammunition fed from a lopped belt attached to the gun; -- popularly so called from its peculiar drumming sound in action. More recently, the term is applied mostly to automatic antiaircraft cannons.

Pomace

The substance of apples, or of similar fruit, crushed by grinding.

Pomacentroid

Pertaining to the Pomacentrid/, a family of bright-colored tropical fishes having spiny opercula; -- often called coral fishes.

Pomaceous

Like an apple or pear; producing pomes. Of or pertaining to a suborder (Pome/) of rosaceous plants, which includes the true thorn trees, the quinces, service berries, medlars, and loquats, as well as the apples, pears, crabs, etc.

Pomander

A perfume to be carried with one, often in the form of a ball. A box to contain such perfume, formerly carried by ladies, as at the end of a chain; -- more properly pomander box.

Pomarine

Having the nostril covered with a scale.

Pome

To grow to a head, or form a head in growing.

Pomegranate

The fruit of the tree Punica Granatum; also, the tree itself (see Balaustine), which is native in the Orient, but is successfully cultivated in many warm countries, and as a house plant in colder climates. The fruit is as large as an orange, and has a hard rind containing many rather large seeds, each one separately covered with crimson, acid pulp.

Pomelo

A variety of shaddock, called also grape fruit.

Pomeranian

Of or pertaining to Pomerania, a province of Prussia on the Baltic Sea. A native or inhabitant of Pomerania.

Pomey

A figure supposed to resemble an apple; a roundel, -- always of a green color.

Pomfret

One of two or more species of marine food fishes of the genus Stromateus (Stromateus niger, Stromateus argenteus) native of Southern Europe and Asia. A marine food fish of Bermuda (Brama Raji).

Pomiferous

Bearing pomes, or applelike fruits. Bearing fruits, or excrescences, more or less resembling an apple.

Pomme

Having the ends terminating in rounded protuberances or single balls; -- said of a cross.

Pommel

To beat soundly, as with the pommel of a sword, or with something knoblike; hence, to beat with the fists.

Pommelion

The cascabel, or hindmost knob, of a cannon.

Pommette

Having two balls or protuberances at each end; -- said of a cross.

Pomologist

One versed in pomology; one who culticvates fruit trees.

Pomology

The science of fruits; a treatise on fruits; the cultivation of fruits and fruit trees.

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