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Speculum   Listen
Speculum

noun
(pl. L. specula, E. speculum)
1.
A mirror (especially one made of polished metal) for use in an optical instrument.
2.
A medical instrument for dilating a bodily passage or cavity in order to examine the interior.






WordNet 3.0 © 2010 Princeton University








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"Speculum" Quotes from Famous Books



... pursuits Hobbies at home Drawing Washington Irving Pursuit of astronomy Wonders of the heavens Construction of a new speculum William Lassell Warren de la Rue Home-made reflecting telescope A ghost at Patricroft Twenty-inch diameter speculum Drawings of the moon's surface Structure of the moon Lunar craters Pico Wrinkles of age Extinct craters Landscape scenery of the ...
— James Nasmyth's Autobiography • James Nasmyth

... [258] "Speculum Stultorum," in Wright, "Anglo-Latin satirical poets"; ut supra. Nigel (twelfth century) had for his patron William de Longchamp, bishop of Ely (see above, p. 163), and fulfilled ecclesiastical functions ...
— A Literary History of the English People - From the Origins to the Renaissance • Jean Jules Jusserand

... by pressing upon the wall of the pharynx and restricting the lumen of this organ they cause difficulty in both breathing and swallowing. Such enlarged glands may be differentiated from tumors by passing the hand into the cow's throat after the jaws are separated by a suitable speculum or gag. ...
— Special Report on Diseases of Cattle • U.S. Department of Agriculture

... the internal rectus.—Subconjunctival operation.—The spring-wire speculum (C) separating the lids, the surgeon divides the conjunctiva by a pair of scissors in a horizontal line (Fig. XI. A A) from the inner margin of the cornea, a little below its transverse diameter to ...
— A Manual of the Operations of Surgery - For the Use of Senior Students, House Surgeons, and Junior Practitioners • Joseph Bell

... there are multitudes who would think you malicious, and them injured; especially him whom you first described, he is the very Withers of the City. They have bought more Editions of his works, than would serve to lay under all their pies at the Lord Mayor's Christmas. When his famous poem [i.e., Speculum Speculativium; Or, A Considering Glass, Being an Inspection into the present and late sad condition of these Nations.... London. Written June xiii. XDCLX, and there imprinted the same year] first came out in the year 1660, I have seen them read it in the midst of Change time. ...
— An English Garner - Critical Essays & Literary Fragments • Edited by Professor Arber and Thomas Seccombe

... times." Cordatus: "You say well, but I would fain hear one of these autumn-judgments define Quin sit comoedia? If he cannot, let him concern himself with Cicero's definition, till he have strength to propose to himself a better, who would have a comedy to be invitatio vitae, speculum consuetudinis, imago veritatis; a thing throughout pleasant and ridiculous and accommodated to the correction of manners." That was what he meant his comedy to be, and so he conceived the popular ...
— English Literature: Modern - Home University Library Of Modern Knowledge • G. H. Mair

... slowly, under the influence of sky and sun, parted off into earth and sea. The sea was the 'sweat' of the earth, and by analogy with the sweat it was salt. The heavens, on the other hand, were formed of air and fire, and the sun was, as it were, a speculum at which the effulgence and the heat of the whole heavens concentrated. But that the aether and the fire had not been fully separated from earth and water he held to be proved by the hot fountains and fiery phenomena which must have ...
— A Short History of Greek Philosophy • John Marshall

... of the thumb-screw, speculum oris, and chains and shackles of different kinds, collected at Liverpool. To these were added, iron neck-collars, and other instruments of punishment and confinement, used in the West Indies, and collected at other places. The instrument, also, by which Charles ...
— The History of the Rise, Progress and Accomplishment of the Abolition of the African Slave Trade by the British Parliament (1808) • Thomas Clarkson

... that J.T. Marston, their faithful friend and a man every way worthy of the friendship of such men, was only losing his time while mirroring the Moon in the speculum of the gigantic telescope on that ...
— All Around the Moon • Jules Verne

... salsum est, hoc adustum est, hoc lautum est, parum: Illud recte: iterum sic memento: sedulo Moneo, qux possum, pro mea sapientia. Postremo, tanquam in speculum, in patinas, Demea, Inspicere jubeo, et moneo, quid ...
— The Essays of Montaigne, Complete • Michel de Montaigne

... telescope, however, there are necessary limitations. Before the middle of this century, it was known that the future of astronomy depended upon the refracting lens, and not on the speculum. The latter, in the hands of the two Herschels and Rosse, had reached its utmost limits—as is shown by the fact that to this day the Rosse telescope is the largest of its kind ...
— Notable Events of the Nineteenth Century - Great Deeds of Men and Nations and the Progress of the World • Various

... near Windsor, and the means to erect a gigantic telescope with which he might be enabled to continue his important researches. This instrument consisted of a reflector on the "Front-view" construction, with a speculum 4 feet in diameter and of 40 feet focal length. Upon its completion, Herschel immediately began to observe the region of the new planet with the idea of discovering any satellites which might belong to it, for analogy suggested that it was surrounded by a ...
— Scientific American Supplement, No. 303 - October 22, 1881 • Various



Words linked to "Speculum" :   mirror, medical instrument



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