PROPORTIONAL • FREE TRANSLATOR.ORG • Definition of Proportional

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/prəpˈɔrʃənəl/ Listen

adjective

Proportional adj.

1.

Having a due proportion, or comparative relation; being in suitable proportion or degree; as, the parts of an edifice are proportional.

2.

Relating to, or securing, proportion.

3.

(Math.) Constituting a proportion; having the same, or a constant, ratio; as, proportional quantities; momentum is proportional to quantity of matter.

Proportional logarithms, logistic logarithms. See under Logistic.

Proportional scale, a scale on which are marked parts proportional to the logarithms of the natural numbers; a logarithmic scale.

Proportional scales, Proportional compasses, Proportional dividers, etc. (Draughting), instruments used in making copies of drawings, or drawings of objects, on an enlarged or reduced scale.

noun

Proportional n.

1.

(Math.) Any number or quantity in a proportion; as, a mean proportional.

2.

(Chem.) The combining weight or equivalent of an element. (Obs.)

See images of 'Proportional'

Etymology of 'Proportional'

Collaborative International Dictionary of English 0.48

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"Proportional" Quotes from Famous Books

... which every particle of matter, however small, exerts on every other particle. With gravity there is no selection; no particular atoms choose, by preference, other particular atoms as objects of attraction; the attraction of gravitation is proportional simply to the quantity of the attracting matter, regardless of its quality. But in the molecular world which we have now entered matters are otherwise arranged. Here we have atoms between which a strong attraction ...

— Fragments of science, V. 1-2 • John Tyndall

... change of the quantity of motion (momentum) is proportional to the force which causes it, and takes place in the direction of the straight line in which the force acts. If a body be acted upon by several forces, it will obey each as though the others did not exist, and this whether the body be at rest or ...

— The Aeroplane Speaks - Fifth Edition • H. Barber

... four-dimensional universe. The long ship found a low-density flaw, where space could hardly be said to exist at all. The long ship, described mathematically, was half as long as the continuum—the length being inversely proportional and related only to mass. Time was but a moth's wing between ...

— General Max Shorter • Kris Ottman Neville

... on evaporation is to increase it directly proportional with the rate of air movement. Thus, 10 cubic feet of air per hour passing through an egg chamber would remove twice as much moisture ...

— The Dollar Hen • Milo M. Hastings

... or as he was called Master High-tower, was worthy of his commanding name, for he was at least six feet and three inches in height, and of proportional magnitude. It would have looked more in keeping to see him at the head of an embattled host rather than exercising dominion over the little rudiments of humanity arranged around him. His hair was thick and bushy, and he had a habit ...

— Helen and Arthur - or, Miss Thusa's Spinning Wheel • Caroline Lee Hentz

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