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Equilateral   Listen
adjective
Equilateral  adj.  Having all the sides equal; as, an equilateral triangle; an equilateral polygon.
Equilateral hyperbola (Geom.), one whose axes are equal.
Equilateral shell (Zoöl.), one in which a transverse line drawn through the apex of the umbo bisects the valve, or divides it into two equal and symmetrical parts.
Mutually equilateral, applied to two figures, when every side of the one has its equal among the sides of the other.






Collaborative International Dictionary of English 0.48








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"Equilateral" Quotes from Famous Books



... second, and flung them aside. Then, searching with the delicate tip of her forefinger in the empty case, she suddenly pressed the bottom hard, — thumb, middle finger and little finger forming the three apexes of an equilateral triangle. ...
— The Flaming Jewel • Robert Chambers

... C., of Pa., says: "Here is a proposition in geometry which I would like to see demonstrated theoretically by one of your correspondents. The side of a regular heptagon is equal to half the side of an equilateral triangle inscribed in the same circle. The mechanical construction is very simple and will be found useful. I discovered it some years ago and am not aware of its ever having been ...
— Scientific American, Vol. 17, No. 26 December 28, 1867 • Various

... pilot-house and the fore end of the superstructure, and quite close to the port rail; and, having found it, they at once proceeded to remove three small aethereum discs from the deck, disclosing three sunk bolt-holes so arranged as to form the angles of an equilateral triangle measuring eighteen inches along each side. The top ends of the bolts in these holes revealed themselves about a quarter of an inch below the level of the deck, and were easily grasped by ...
— With Airship and Submarine - A Tale of Adventure • Harry Collingwood

... Unity in that it movingly portrays a single significant episode in the life of Christ. The eye is led to dwell upon the central personage of this drama by many artful expedients: the visible part of the figure of Christ conforms to the lines of an equilateral triangle placed exactly in the center of the picture; the figure is separated by a considerable space from the groups of the disciples on either hand, and stands relieved against the largest parallelogram of light, and the vanishing point of the perspective is in the head ...
— The Beautiful Necessity • Claude Fayette Bragdon

... in such hovels, millions of negroes cribbed, cabined, and confined in dens of disease? No doubt it is our diurnal duty to preach that the soul of all improvement is the improvement of the soul. But God's equilateral triangle of body, soul, and spirit must never be ignored. Is not the body wholly ensouled, and is not the soul wholly embodied? . . . In other words, in Africa the only true fulfilling of your heavenly calling is the doing of earthly things in a heavenly ...
— Christianity and Progress • Harry Emerson Fosdick

... battling line of breakers which marked the meeting of sea and land they could perceive within the nearly invisible horizon an equilateral triangle of lights. It was formed of three stars, a red on the one side, a green on the other, and a white on the summit. This, composed of mast-head and side lamps, was all that was visible of the Spruce, which now faced end-on about half-a-mile distant, and was still nearing the pier. ...
— The Hand of Ethelberta • Thomas Hardy

... must it be denied that those also which give the impression of instability and of being crushed down may possess their beauty, where they represent just the ill-formed and the crushed; and that in these last cases the firmness of the straight line and the lightness of the cone or of the equilateral triangle would, on the ...
— Aesthetic as Science of Expression and General Linguistic • Benedetto Croce

... of a pyramid was that of a structure on a square base, with four inclining sides, each one of which should be an equilateral triangle, all meeting in a point at the top. The structure might be solid, and in that case might be either of hewn stone throughout, or consist of a mass of rubble merely held together by an external casing of stone; or it might contain chambers ...
— Ancient Egypt • George Rawlinson

... fundamental form is made from a six-fold equilateral triangle. Directions for folding and cutting this from the square are given in the "Paradise of Childhood." It can be cut, also, from a circle whose diameter is equal to the width of the rug desired. In drawing and cutting the pattern, hold the form ...
— Hand-Loom Weaving - A Manual for School and Home • Mattie Phipps Todd

... heavenly bodies, that of our little earth round the sun, all operate by virtue of the most profound mathematical law. How Plato who was not aware of one of these laws, eloquent but visionary Plato, who said that the earth was erected on an equilateral triangle, and the water on a right-angled triangle; strange Plato, who says there can be only five worlds, because there are only five regular bodies: how, I say, did Plato, who did not know even spherical ...
— Voltaire's Philosophical Dictionary • Voltaire

... were streets. No metropolis on earth ever had its blocks laid out with such unvarying exactness. This Mercurian city contained none but perfect equilateral triangles, and the streets themselves were of ...
— The Lord of Death and the Queen of Life • Homer Eon Flint

... that grass beautiful; them young ladies 'll strain themselves with that heavy roller. If tennis is the word, I can put up nets fit to catch birds of paradise in. If the courts is to be chalked out in white, I can draw a line so straight that you could hardly keep yourself from erecting an equilateral triangle on it. I am honest when well watched, and I can wait at table equal to the Lord Mayor o' ...
— An Unsocial Socialist • George Bernard Shaw

... usual complication between one man and two ladies, or one lady and two men, or a lady and a man and a nobleman, or—well, any of those problems—as the triangle. But they are never unqualified triangles. They are always isosceles—never equilateral. So, upon the coming of Nevada Warren, she and Gilbert and Barbara Ross lined up into such a figurative triangle; and of that triangle ...
— Options • O. Henry

... bands of aquamarine (top), gold, and aquamarine with a black equilateral triangle based on the ...
— The 1997 CIA World Factbook • United States. Central Intelligence Agency.

... make a pother Cutting and slashing one another, Bid the straight lines a journeying go. C. A. C. B. those lines will show. To the points, which by A. B. are reckon'd, 25 And postulate the second For Authority ye know. A. B. C. Triumphant shall be An Equilateral Triangle, 30 Not Peter Pindar ...
— The Complete Poetical Works of Samuel Taylor Coleridge - Vol I and II • Samuel Taylor Coleridge

... except that it was a French revolution. He could not conceive that cold anger that comes from a love of insulted truth. It seemed to him absurd that a man should die, or do murder, for the First Proposition of Euclid; should relish an egalitarian state like an equilateral triangle; or should defend the Pons Asinorum as Codes defended the Tiber bridge. But anyone who does not understand that does not understand the French Revolution—nor, for that matter, the American Revolution. "We hold these truths to ...
— The Crimes of England • G.K. Chesterton

... drawing, we perceive that they are Assyrian or Persian rather than Roman or Byzantine and Gothic; but as to discovering the paternity even of the pointed and flamboyant styles, that is quite another thing. Some writers assert that the pointed arch based on an equilateral triangle existed in Egypt, Syria, and Persia; others regard it as descended from Saracen and Arab art; nothing certainly ...
— The Cathedral • Joris-Karl Huysmans

... a singular fact that the large towns of Holland have remarkably regular forms, although they were built on unstable land and with great difficulty. Amsterdam is a semicircle, the Hague is a square, Rotterdam an equilateral triangle. The base of the triangle is an immense dyke, protecting the town from the Meuse, and known as the Boompjes, which in Dutch means little trees,—the name being derived from a row of elms that were planted when the embankment ...
— Holland, v. 1 (of 2) • Edmondo de Amicis

... latter question; was it probable that such so-called sub-divisions should be two, or three, or how many? I do not think it will be wise to insist upon any such arithmetical curiosity as a perfect number; nor on such a toy as an equilateral triangle and its properties; nor on the peculiar aptitude for sub-division in every thing, to be discerned in a beginning, a middle, and an end; nor in the consideration that every fact had a cause, is a constancy, and produces a consequence: neither, ...
— The Complete Prose Works of Martin Farquhar Tupper • Martin Farquhar Tupper

... are laid upon the table, forming an equilateral triangle. The other three are held above the three on the table in the form of a pyramid, with the triangle on the table ...
— School, Church, and Home Games • George O. Draper

... Sicily, being in form nearly an equilateral triangle, with one side facing towards Italy, another towards Greece, and the third, towards Africa, was a tempting field for conquest to the various nations surrounding it. It was successively overrun by the Greeks, Carthaginians, ...
— The Brochure Series of Architectural Illustration, Volume 01, No. 03, March 1895 - The Cloister at Monreale, Near Palermo, Sicily • Various

... brought, and four persons of quality, whom I remembered to have seen very near the king's person, did me the honour to dine with me. We had two courses, of three dishes each. In the first course, there was a shoulder of mutton cut into an equilateral triangle, a piece of beef into a rhomboides, and a pudding into a cycloid. The second course was two ducks trussed up in the form of fiddles; sausages and puddings resembling flutes and hautboys, and a breast of veal ...
— Gulliver's Travels - into several remote nations of the world • Jonathan Swift

... leaves. I was delighted to find that my little tent was impervious to water, though its thickness was but of one layer of blanket: it was a single ridge with two poles, 7 feet high, 8 feet long, and 8 feet broad at the base, forming nearly an equilateral triangle in front. ...
— Himalayan Journals (Complete) • J. D. Hooker

... later, to dispense with the last two, and so, only the square, equilateral triangle, circle and right-angled triangle, it was decided should be made. The work was hurried forward with all the impetus of native energy, practically unlimited money and the power of love. This last ...
— The Wolf's Long Howl • Stanley Waterloo

... the smaller "heater-shaped" Shield as early as the reign of HENRYIII. The most beautiful forms of this Shield are represented in Nos. 40, 41, and 42: of these, No. 40 has its curves described about the sides of an inverted equilateral triangle, and then they are prolonged by vertical lines towards the chief: in Nos. 41, 42, the sides curve from the chief to the base. The forms of Shields admit of various slight modifications, to adjust them to varying conditions. Towards the close of the fourteenth century ...
— The Handbook to English Heraldry • Charles Boutell

... ob fire?" cried the colored man. "Look heah, yo' great, big, overgrowed specimen ob an equilateral quadruped, I'll hab yo' all understand dat when yo' all speaks dat way about a friend ob ...
— Tom Swift and his Aerial Warship - or, The Naval Terror of the Seas • Victor Appleton

... possess a magical influence, particularly to charm away evil spirits, formed by placing the figure of an equilateral triangle ...
— The Nuttall Encyclopaedia - Being a Concise and Comprehensive Dictionary of General Knowledge • Edited by Rev. James Wood



Words linked to "Equilateral" :   equilateral triangle



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