Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effects of polarized light in crystals.

Uniform in time; of equal time; performed in equal times; recurring at regular intervals; as, isochronal vibrations or oscillations.

Isochronal.

The state or quality of being isochronous.

To make, or tend to make (the motion of a moving body), uniform in rate of rotation, or in frequency of vibration.

A clock that is designed to keep very accurate time.

Same as Isochronal.

Having the same tint or color throughout; uniformly or evenly colored.

Of or pertaining to, or indicating, equality of inclination or dip; having equal inclination or dip.

Pertaining to, having the nature of, or illustrating, an isocryme; as, an isocrymal line; an isocrymal chart.

A line connecting points on the earth's surface having the same mean temperature in the coldest month of the year.

Isocrymal.

Designating an acid isomeric with cyanic acid.

Designating, or pertaining to, an acid isomeric with cyanuric acid, and called also fulminuric acid. See under Fulminuric.

Pertaining to the reception or the giving out of equal quantities of heat by a substance.

Isodimorphous.

Isomorphism between the two forms severally of two dimorphous substances.

Having the quality of isodimorphism.

A method of moving a fleet from one formation to another, the direction usually being changed eight points (90/), by means of paths of equal length for each ship. It is prohibited in the United States navy.

A white, crystalline, sugarlike substance, obtained by the decomposition of certain glucosides, and intermediate in nature between the hexacid alcohols (dulcite, mannite, etc.) and the glucoses.

Of, pertaining to, having, or denoting, equality of force.

Of equal force or size.

A line or curved surface passing beneath the earth's surface through points having the same mean temperature.

Pertaining to, having the nature of, or marking, isogeotherms; as, an isogeothermal line or surface; as isogeothermal chart. An isogeotherm.

Characterized by isogonism.

The quality of having similar sexual zooids or gonophores and dissimilar hydrants; -- said of certain hydroids.

Of or pertaining to isography.

Imitation of another's handwriting.

Of or pertaining to lines connecting places on the earth's surface which have the same mean annual rainfall. An isohyetose line; called also isohyet.

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

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.

Placed or standing alone; detached; separated from others.

In an isolated manner.

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

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.

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

of or pertaining to isolationism.

One who, or that which, isolates.

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.

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.

A homologous or corresponding part or segment.

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.

An isomer.

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

Isomorphism between substances that are isomeric.

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.

Pertaining to, or characterized by, equality of measure.

Same as isometric exercise.

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

Isomorphous.

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.

Having the quality of isomorphism.

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

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

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

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

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

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

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.

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

The science of figures having equal perimeters or boundaries.

Having equal pressure.

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

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

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

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

Same as Isopod.

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

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.

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

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

Of equal value.

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

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

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

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

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

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

Producing but one kind of spore, as the ferns.

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.

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.

Having exactly as many stamens as petals.

The quality or state of being isostemonous.

A salt of isosulphocyanic acid.

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

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

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

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.

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.

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

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

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

Having or indicating, equal tones, or tension.

Isotrimorphous.

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

Having the quality of isotrimorphism; isotrimorphic.

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

Isotropy.

Isotropic.

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

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

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

Of or pertaining to Israel, or to the Israelites; Jewish; Hebrew.

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

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

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

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

Having no issue or progeny; childless.

One who issues, emits, or publishes.

the act of issuing; putting out.

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

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.

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

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.

Same as Ixtle.

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

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).

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.

One who is in favor of itacism.

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