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Isolable

Capable of being isolated, or of being obtained in a pure state; as, gold is isolable.

Isolate

Something that has been isolated; as, an isolate of a powerful antibiotic from a tropical plant; an isolate of tuberculosis bacillus from an infected patient.

Isolated

Placed or standing alone; detached; separated from others.

Isolation

The act of isolating, or the state of being isolated; insulation; separation; loneliness.

isolationism

The doctrine or policy of minimal participation by one's country in international economic and political relations, specifically by not entering into alliances or other international agreements, in order to avoid becoming entangled in foreign wars, and to be able to devote the nation's energies primarily to advancing its own domestic interests.

isolationist

A proponent or supporter of isolationism; one who is isolationistic.

Isolator

One who, or that which, isolates.

Isologous

Having similar proportions, similar relations, or similar differences of composition; -- said specifically of groups or series which differ by a constant difference; as, ethane, ethylene, and acetylene, or their analogous compounds, form an isologous series.

Isomer

A compound which is isomeric with another body or compound; a compound having the same chemical composition as another compound; a member of an isomeric series.

Isomere

A homologous or corresponding part or segment.

isomeric

Having the same chemical composition and molecular weight; having the same number of atoms of each kind in the molecule; -- said of chemical compounds with known chemical composition. This property used to be called metameric to distinguish it from other forms of isomerism.

Isomerism

The state, quality, or relation, of two or more isomeric substances.

isometric exercise

A system of exercise to strengthen specific muscles of the body by pushing parts of the body (such as the two hands) strongly against each other, or against a fixed object, so that the muscles are strongly stressed, but are stretched only a little. It is claimed to produce strength in the muscles thus exercised. Also called isometrics.

Isomorph

A substance which is similar to another in crystalline form and composition.

Isomorphism

A similarity of crystalline form between substances of similar composition, as between the sulphates of barium (BaSO4) and strontium (SrSO4). It is sometimes extended to include similarity of form between substances of unlike composition, which is more properly called hom/omorphism.

Isonandra

A genus of sapotaceous trees of India. Isonandra Gutta is the principal source of gutta-percha.

Isonephelic

Having, or indicating, an equal amount of cloudiness for a given period; as, isonephelic regions; an isonephelic line.

Isonicotine

A crystalline, nitrogenous base, C10H14N2, isomeric with nicotine.

Isonicotinic

Pertaining to, or derived from, isonicotine. Pertaining to, or designating, an acid isomeric with nicotinic acid.

Isonomic

The same, or equal, in law or right; one in kind or origin; analogous; similar.

Isonomy

Equal law or right; equal distribution of rights and privileges; similarity.

Isopathy

The system which undertakes to cure a disease by means of the virus of the same disease. The theory of curing a diseased organ by eating the analogous organ of a healthy animal. The doctrine that the power of therapeutics is equal to that of the causes of disease.

Isopepsin

Pepsin modified by exposure to a temperature of from 40/ to 60/ C.

Isoperimetrical

Having equal perimeters of circumferences; as, isoperimetrical figures or bodies.

Isoperimetry

The science of figures having equal perimeters or boundaries.

Isopleura

A subclass of Gastropoda, in which the body is symmetrical, the right and left sides being equal.

Isopod

Having the legs similar in structure; belonging to the Isopoda. One of the Isopoda.

Isopoda

An order of sessile-eyed Crustacea, usually having seven pairs of legs, which are all similar in structure.

Isopodiform

Having the shape of an isopod; -- said of the larv/ of certain insects.

Isopogonous

Having the two webs equal in breadth; -- said of feathers.

Isoprene

An oily, volatile unsaturated hydrocarbon (C5H8), obtained by the distillation of caoutchouc or gutta-percha, and used to make synthetic rubber by polymerization. In organic chemistry, it is viewed conceptually as the building block of the terpene series of hydrocarbons.

Isopycnic

A line or surface passing through those points in a medium, at which the density is the same.

Isorcin

A crystalline hydrocarbon derivative, metameric with orcin, but produced artificially; -- called also cresorcin.

Isosceles

Having two legs or sides that are equal; -- said of a triangle.

isosmotic

having the same or equal osmotic pressure; isotonic; -- used of solutions. Contrasted with hypertonic and hypotonic

Isospondyli

An extensive order of fishes, including the salmons, herrings, and many allied forms.

Isospondylous

Of or pertaining to the Isospondyli; having the anterior vertebr/ separate and normal.

Isospore

One of the spores produced by an isosporous organism. A zygospore.

Isosporic

Producing but one kind of spore, as the ferns and Equiseta. Cf. Heterosporic.

Isosporous

Producing but one kind of spore, as the ferns.

Isostasy

The state or quality of being isostatic. general equilibrium in the earth's crust, supposed to be maintained by the yielding or flow of rock material beneath the surface under gravitative stress. By the theory of isostasy each unit column of the earth, from surface to center, has approximately the same weight, and the continents stand higher than the ocean beds chiefly because the material of the crust has there less density.

Isostatic

Subjected to equal pressure from every side; being in hydrostatic equilibrium, as a body submerged in a liquid at rest; pertaining to, or characterized by, isostasy.

Isostemony

The quality or state of being isostemonous.

Isosulphocyanic

Pertaining to, or designating, an acid, HNCS, isomeric with sulphocyanic acid.

Isotheral

Having the nature of an isothere; indicating the distribution of temperature by means of an isothere; as, an isotheral chart or line.

Isothere

A line connecting points on the earth's surface having the same mean summer temperature.

Isotherm

A line connecting or marking points on the earth's surface having the same temperature. This may be the temperature for a given time of observation, or the mean temperature for a year or other period. Also, a similar line based on the distribution of temperature in the ocean.

Isothermal

Relating to equality of temperature, or an isotherm. Having reference to the geographical distribution of temperature, as exhibited by means of isotherms; as, an isothermal line; an isothermal chart.

Isothermobath

A line drawn through points of equal temperature in a vertical section of the ocean.

Isothermobathic

Of or pertaining to an isothermobath; possessing or indicating equal temperatures in a vertical section, as of the ocean.

Isotherombrose

A line connecting or marking points on the earth's surface, which have the same mean summer rainfall.

Isotonic

Having or indicating, equal tones, or tension.

Isotrimorphism

Isomorphism between the three forms, severally, of two trimorphous substances.

Isotropic

Having the same properties in all directions; specifically, equally elastic in all directions.

Isotropy

Uniformity of physical properties in all directions in a body; absence of all kinds of polarity; specifically, equal elasticity in all directions.

Isouric

Pertaining to, or designating, a complex nitrogenous acid, isomeric with uric acid.

Israelite

A descendant of Israel, or Jacob; a Hebrew; a Jew.

Issuably

In an issuable manner; by way of issue; as, to plead issuably.

Issuance

The act of issuing, or giving out; as, the issuance of an order; the issuance of rations, and the like.

Issuant

Issuing or coming up; -- a term used to express a charge or bearing rising or coming out of another.

Issue

To send out; to put into circulation; as, to issue notes from a bank.

Issueless

Having no issue or progeny; childless.

Issuer

One who issues, emits, or publishes.

issuing

the act of issuing; putting out.

Issus

A battle (333 BC) in which Alexander the Great defeated the Persians under Darius III.

Istanbul

A city in European Turkey, built on the site of ancient Byzantium. It is the former capital of the Turkish Empire, known as Constantinople before being captured by the Turks.

Isthmian

Of or pertaining to an isthmus, especially to the Isthmus of Corinth, in Greece.

Isthmus

A neck or narrow slip of land by which two continents are connected, or by which a peninsula is united to the mainland; as, the Isthmus of Panama; the Isthmus of Suez, etc.

Isuret

An artificial nitrogenous base, isomeric with urea, and forming a white crystalline substance; -- called also isuretine.

It

The neuter pronoun of the third person, corresponding to the masculine pronoun he and the feminine she, and having the same plural (they, their or theirs, them).

Itacism

Pronunciation of / (eta) as the modern Greeks pronounce it, that is, like e in the English word be. This was the pronunciation advocated by Reuchlin and his followers, in opposition to the etacism of Erasmus. See Etacism.

Itacist

One who is in favor of itacism.

Itacolumite

A laminated, granular, siliceous rocks, often occurring in regions where the diamond is found.

Itaconic

Pertaining to, or designating, an acid, C5H6O4, which is obtained as a white crystalline substance by decomposing aconitic and other organic acids.

itaconic acid

The unsaturated dicarboxylic acid CH2=C(COOH)CH2.COOH, also called methylenesuccynic acid and propylene dicarboxylic acid.

Itala

An early Latin version of the Scriptures (the Old Testament was translated from the Septuagint, and was also called the Italic version).

Italian

A native or inhabitant of Italy.

Italianism

A word, phrase, or idiom, peculiar to the Italians; an Italicism.

Italic

An Italic letter, character, or type (see Italic, a., 2.); -- often in the plural; as, the Italics are the author's. Italic letters are used to distinguish words for emphasis, importance, antithesis, etc. Also, collectively, Italic letters.

Italicism

A phrase or idiom peculiar to the Italian language; to Italianism.

Italicize

To print in Italic characters; to underline written letters or words with a single line; as, to Italicize a word; Italicizes too much.

Itch

An eruption of small, isolated, acuminated vesicles, produced by the entrance of a parasitic mite (the Sarcoptes scabei), and attended with itching. It is transmissible by contact.

Itchy

Infected with the itch.

Itelmen

An aboriginal tribe inhabiting the southern part of the Kamchatka peninsula; called also Kamchadal and Kamtschadal.

item

Also; as an additional article.

Item

To make a note or memorandum of.

item-by-item

considered one item at a time; -- contrasted with using general rules for groups of items considered by their class.

Itemize

To state in items, or by particulars; to list each item in a collection under discussion; as, to itemize the cost of a railroad.

Iter

A passage; esp., the passage between the third and fourth ventricles in the brain; the aqueduct of Sylvius.

Iterable

Capable of being iterated or repeated.

Iterant

Repeating; iterating; as, an iterant echo.

Iteration

Recital or performance a second time; repetition.

Ithyphallic

Lustful; lewd; salacious; indecent; obscene.

Itineracy

The act or practice of itinerating; itinerancy.

Itinerant

One who travels from place to place, particularly a preacher; one who is unsettled.

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