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Trigonometry   Listen
noun
Trigonometry  n.  (pl. trigonometries)  
1.
That branch of mathematics which treats of the relations of the sides and angles of triangles, which the methods of deducing from certain given parts other required parts, and also of the general relations which exist between the trigonometrical functions of arcs or angles.
2.
A treatise in this science.
Analytical trigonometry, that branch of trigonometry which treats of the relations and properties of the trigonometrical functions.
Plane trigonometry, and Spherical trigonometry, those branches of trigonometry in which its principles are applied to plane triangles and spherical triangles respectively.






Collaborative International Dictionary of English 0.48








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"Trigonometry" Quotes from Famous Books



... Golding, gent." (1585-7.)] What next? Why, "having thus passed the principles of Arithmetic, Geometry, Astronomy, and Geography, with a general compact of Physics, they may descend, in Mathematics, to the instrumental science of Trigonometry, and from thence to Fortification, Architecture, Enginry, or Navigation; and, in Natural Philosophy, they may proceed leisurely from the History of Meteors, Minerals, Plants, and Living Creatures, ...
— The Life of John Milton Vol. 3 1643-1649 • David Masson

... what should most truly inspire and impress us in a cathedral. Stevenson describes it as being "the happiest inspiration of mankind, a thing as specious as a statue at the first glance, yet, on examination, as lively and interesting as a forest in detail. The height of its spires cannot be taken by trigonometry: they measure absurdly short, but how tall they are to the admiring eye.... I sat outside of my hotel and the sweet groaning thunder of the organ floated out of the church like a summons";—and much more of the same sort, all of which tells us that, once ...
— The Cathedrals of Northern France • Francis Miltoun

... mind. Yet more—a new orchestration of inquiry is possible by means of the instruments created for him by the electrician, through the advances in method which these instruments effect. With a second and more intimate point of view arrives a new trigonometry of the particle, a trigonometry inconceivable in pre-electric days. Hence a surround is in progress which early in the twentieth century may go full circle, making atom and molecule as obedient to the chemist as brick and stone are ...
— Little Masterpieces of Science: - Invention and Discovery • Various

... he complimented the noble president on his talents as an engineer, which were strongly evinced in planning and constructing that very paper.... He has made it a contest of posts, and conducted his reasoning not less on principles of trigonometry than of logic. There are certain assumptions thrown up, like advanced works, to keep the enemy at a distance from the principal object of debate; strong provisos protect and cover the flanks of his assertions, his very queries are his casemates,' ...
— The Wits and Beaux of Society - Volume 2 • Grace & Philip Wharton

... COMMENCEMENT I moved my books and desk upstairs, to an empty room where I should be undisturbed, and I fell to studying in earnest. I worked off a year's trigonometry that summer, and began Virgil alone. Morning after morning I used to pace up and down my sunny little room, looking off at the distant river bluffs and the roll of the blond pastures between, scanning ...
— My Antonia • Willa Cather


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