The philosophy of nature.

Theology or divinity illustrated or enforced by physics or natural philosophy.

Involving the principles of both physics and chemistry; dependent on, or produced by, the joint action of physical and chemical agencies.

Logic illustrated by physics.

Of or pertaining to physicologic.

Physics.

The science of nature, or of natural objects; that branch of science which treats of the laws and properties of matter, and the forces acting upon it; especially, that department of natural science which treats of the causes (as gravitation, heat, light, magnetism, electricity, etc.) that modify the general properties of bodies; natural philosophy.

One of the followers of Quesnay of France, who, in the 18th century, founded a system of political economy based upon the supremacy of natural order.

The germ history of the functions, or the history of the development of vital activities, in the individual, being one of the branches of ontogeny. See Morphogeny.

Physiognomist.

Of or pertaining to physiognomy; according with the principles of physiognomy.

One skilled in physiognomy.

To observe and study the physiognomy of.

Physiognomic.

The art and science of discovering the predominant temper, and other characteristic qualities of the mind, by the outward appearance, especially by the features of the face.

The birth of nature.

Of or pertaining to physiography.

The science which treats of the earth's exterior physical features, climate, life, etc., and of the physical movements or changes on the earth's surface, as the currents of the atmosphere and ocean, the secular variations in heat, moisture, magnetism, etc.; physical geography.

The worship of the powers or agencies of nature; materialism in religion; nature worship.

A physiologist.

Physiological.

Of or pertaining to physiology; relating to the science of the functions of living organism; as, physiological botany or chemistry.

In a physiological manner.

One who is versed in the science of physiology; a student of the properties and functions of animal and vegetable organs and tissues.

To speculate in physiology; to make physiological investigations.

The science which treats of the phenomena of living organisms; the study of the processes incidental to, and characteristic of, life.

The tribal history of the functions, or the history of the paleontological development of vital activities, -- being a branch of phylogeny. See Morphophyly.

Therapy that uses physical agents: exercise and massage and so on.

The natural constitution, or physical structure, of a person.

Physiogmony.

One of the Physoclisti.

An order of teleost in which the air bladder has no opening.

Any siphonophore which has an air sac for a float, as the Physalia.

An order of Siphonophora, furnished with an air sac, or float, and a series of nectocalyces. See Illust. under Nectocalyx.

One of the Physopoda; a thrips.

Same as Thysanoptera.

An alkaloid found in the Calabar bean (the seed of Physostigma venenosum), and extracted as a white, tasteless, substance, amorphous or crystalline; -- formerly called eserine, with which it was regarded as identical.

An order of fishes in which the air bladder is provided with a duct, and the ventral fins, when present, are abdominal. It includes the salmons, herrings, carps, catfishes, and others.

Having a duct to the air bladder. Pertaining to the Physostomi.

A genus of South American palm trees, the seeds of which furnish the substance called vegetable ivory.

Feeding on plants or herbage; phytophagous; as, phytivorous animals.

Relating to phytochemistry.

Chemistry in its relation to vegetable bodies; vegetable chemistry.

Phytochemistry.

The doctrine of the generation of plants.

Of or pertaining to phytogeography.

The geographical distribution of plants.

Relating to phytoglyphy.

See Nature printing, under Nature.

Of or pertaining to phytography.

The science of describing plants in a systematic manner; also, a description of plants.

Resembling a plant; plantlike.

A genus of herbaceous plants, some of them having berries which abound in intensely red juice; poke, or pokeweed.

An old name for a fossil plant.

One versed in phytolithology; a paleobotanist.

The branch of science which treats of fossil plants; -- usually called paleobotany, sometimes paleophytology.

Of or pertaining to phytology; botanical.

One skilled in phytology; a writer on plants; a botanist.

The science of plants; a description of the kinds and properties of plants; botany.

An organic element of a flowering plant; a phyton.

The science of the origin and growth of plants.

One skilled in diseases of plants.

The science of diseases to which plants are liable.

A division of Hymenoptera; the sawflies.

Phytophagous.

Feeding on plants; herbivorous; as, a phytophagous animal.

The eating of plants.

Vegetable physiology.

One versed in phytotomy.

The dissection of plants; vegetable anatomy.

Same as Infusoria.

A plantlike animal. The term is sometimes applied to zoophytes.

See Phiz.

To put into a mixed and disordered condition, as type; to mix and disarrange the type of; as, to pi a form.

The pineapple. Pi/a cloth or the fiber of which it is made.

A pedestal of small size, used to support small objects, as busts, vases, and the like.

The edible seed of several species of pine; also, the tree producing such seeds, as Pinus Pinea of Southern Europe, and Pinus Parryana, cembroides, edulis, and monophylla, the nut pines of Western North America. See Monkey's puzzle.

See Piassava.

A heinous offense which requires expiation.

Expiatory; atoning.

The quality or state of being piacular; criminality; wickedness.

Same as Piacular.

Pertaining to the pia mater.

The yaws. See Yaws.

The magpie. The lesser woodpecker.

A small piano; a pianino.

A pianette, or small piano.

Very soft; -- a direction to execute a passage as softly as possible. (Abbrev. pp.)

A performer, esp. a skilled performer, on the piano.

Soft; -- a direction to the performer to execute a certain passage softly, and with diminished volume of tone. (Abbrev. p.)

A well-known musical instrument somewhat resembling the harpsichord, and consisting of a series of wires of graduated length, thickness, and tension, struck by hammers moved by keys.

A form of melodiograph applied to a piano.

A mechanically operated piano that uses a roll of perforated paper to activate the keys.

A West African pie (Ptilostomus Senegalensis).

One of a religious order who are the regular clerks of the Scuole Pie (religious schools), an institute of secondary education, founded at Rome in the last years of the 16th century.

A fibrous product of two Brazilian palm trees (Attalea funifera and Leopoldinia Piassaba), -- used in making brooms, and for other purposes. Called also pia/aba and piasaba.

A silver coin of Spain and various other countries. See Peso. The Spanish piaster (commonly called peso, or peso duro) is of about the value of the American dollar. The Italian piaster, or scudo, was worth from 80 to 100 cents. The Turkish and Egyptian piasters are now worth about four and a half cents.

See Piaster.

The act of making atonement; expiation.

Cymbals.

An open square in a European town, especially an Italian town; hence (Arch.), an arcaded and roofed gallery; a portico. In the United States the word is popularly applied to a veranda.

A wind instrument or pipe, with a horn at each end, -- used in Wales.

A Highland air, suited to the particular passion which the musician would either excite or assuage; generally applied to those airs that are played on the bagpipe before the Highlanders when they go out to battle.

A Turkish cloth measure, varying from 18 to 28 inches.

The genus that includes the magpies.

A horseman armed with a lance, who in a bullfight receives the first attack of the bull, and excites him by picking him without attempting to kill him.

An oily liquid hydrocarbon extracted from the creosote of beechwood tar. It consists essentially of certain derivatives of pyrogallol.

The finfoot.

One of a sect of Adamites in the fifteenth century; -- so called from one Picard of Flanders. See Adamite.

Applied to that class of literature in which the principal personage is the Spanish picaro, meaning a rascal, a knave, a rogue, an adventurer.

An extensive division of birds which includes the woodpeckers, toucans, trogons, hornbills, kingfishers, motmots, rollers, and goatsuckers. By some writers it is made to include also the cuckoos, swifts, and humming birds.

Of or pertaining to Picari/. One of the Picari/.

One who plunders; especially, a plunderer of wrecks; a pirate; a corsair; a marauder; a sharper.

A small coin of the value of six and a quarter cents. See Fippenny bit.

Petty; paltry; mean; as, a picayunish business.

A high, stiff collar for the neck; also, a hem or band about the skirt of a garment, -- worn by men in the 17th century.

Money paid at fairs for leave to break ground for booths.

A pickle of various vegetables with pungent species, -- originally made in the East Indies.

A small, shrill flute, the pitch of which is an octave higher than the ordinary flute; an octave flute.

A small copper coin of the East Indies, worth less than a cent.