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terized by heterology; consisting of different elements, or of like elements in different proportions; different; -- opposed to homologous; as, heterologous organs. Heterologous stimulus. (Physiol.) See under Stimulus. -- Heterologous tumor (Med.), a tumor differing in structure from the normal tissues of the body.…

ts, owing to their being composed of different elements, or of like elements in different proportions; variation in structure from the normal form; -- opposed to homology.

being constantly parallel to the direction of motion of, and having its length constantly proportional to the velocity of, a point moving in any path; -used in investigations respecting central forces.

Having the same relative position, proportion, value, or structure. Especially:

rving the mutual relations of parts, especially as to size and form; maintaining relative proportion. Homolographic projection, a method of constructing geographical charts or maps, so that the surfaces, as delineated on a plane, have the same relative size as the real surfaces; that is, so that the relative actual are…

To what degree or extent, number or amount; in what proportion; by what measure or quality. O, how love I thy law! it is my meditation all the day. Ps. cxix. 97. By how much they would diminish the present extent of the sea, so much they would impair the fertility, and fountains, and rivers of the earth. Bentley.…

Having an excessive proportion of carbonic acid; -- said of bicarbonates or acid carbonates. [Written also hypercarburetted.]

a type or model of the species. Thus, the Apollo Belvedere is the ideal of the beauty and proportion of the human frame. Fleming. Beau ideal. See Beau ideal.

Inequality; disparity; disproportion; difference of degree, rank, excellence, number, etc. Milton.

Not having arrived at puberty; immature. In impuberal animals the cerebellum is, in proportion to the brain proper, greatly less than in adults. Sir W. Hamilton.

Want of correspondence; disagreement; disproportion. [R.]

the present times the funds destined for the maintenance of industry are much greater in proportion to those which are likely to be employed in the maintenance of idleness, than they were two or three centuries ago. A. Smith.

of being unequal; difference, or want of equality, in any respect; lack of uniformity; disproportion; unevenness; disparity; diversity; as, an inequality in size, stature, numbers, power, distances, motions, rank, property, etc. There is so great an inequality in the length of our legs and arms as makes it impossible f…

quality of being unaccustomed; absence of use or habit. Absurdities are great or small in proportion to custom or insuetude. Landor.

atio (Math.), the ratio of the reciprocals of two quantities. -- Inverse, or Reciprocal, proportion, an equality between a direct ratio and a reciprocal ratio; thus, 4 : 2 : : , or 4 : 2 : : 3 : 6, inversely.

In an inverse order or manner; by inversion; -- opposed to directly. Inversely proportional. See Directly proportional, under Directly, and Inversion, 4.

A change in the order of the terms of a proportion, so that the second takes the place of the first, and the fourth of the third.

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, an acetylene, or their analogous compounds, form an isologous series.

- said of two or more different substances which contain the same ingredients in the same proportions by weight, often used with with. Specif.: (a) Polymeric; i. e., having the same elements united in the same proportion by weight, but with different molecular weights; as, acetylene and benzine are isomeric (polymeric)…

racy, exactness, and the like; justice; reasonableness; fairness; equity; as, justness of proportions; the justness of a description or representation; the justness of a cause. In value the satisfaction I had in seeing it represented with all the justness and gracefulness of action. Dryden.