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Equivalence   Listen
noun
Equivalence  n.  
1.
The condition of being equivalent or equal; equality of worth, value, signification, or force; as, an equivalence of definitions.
2.
Equal power or force; equivalent amount.
3.
(Chem.)
(a)
The quantity of the combining power of an atom, expressed in hydrogen units; the number of hydrogen atoms can combine with, or be exchanged for; valency. See Valence.
(b)
The degree of combining power as determined by relative weight. See Equivalent, n., 2. (R.)






Collaborative International Dictionary of English 0.48








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"Equivalence" Quotes from Famous Books



... is male descent, and, as in the S. Arunta, the classes are themselves divided; for equivalence the numbers of the eight-class system are arranged (Nor. Tr. 123), 1, 4; 3, ...
— Kinship Organisations and Group Marriage in Australia • Northcote W. Thomas

... sandstones and grits, which occupy much the same place in the general series as the millstone grit of England;" and in calling this group, as he does, the "representative of the millstone grit," Sir R. Murchison clearly shows that he thinks likeness of mineral composition some evidence of equivalence in time, even at that great distance. Nay, on the flanks of the Andes and in the United States, such similarities are looked for, and considered as significant of certain ages. Not that Sir R. Murchison contends ...
— Essays: Scientific, Political, & Speculative, Vol. I • Herbert Spencer

... thought of a less direct kind, one may be traced between an utterance of Hamlet's and a number of Montaigne's sayings on the power of imagination and the possible equivalence of dream life and waking life. In his first dialogue with Rosencrantz and Guildenstern, where we have already noted an echo of Montaigne, ...
— Montaigne and Shakspere • John M. Robertson

... the equivalence of mass and energy, Einstein proved that the energy in any particle of matter is equal to its mass or weight multiplied by the square of the velocity of light. The release of the atomic energies is brought about through the annihilation of the material particles. The ...
— Autobiography of a YOGI • Paramhansa Yogananda

... liquid and the old liquid are remixed; there is a complete identity. Thus the affinity of the water for the alcohol modifies the tension of the vapors which form or condense upon the free surface of the mixture. The two phenomena are closely connected by the law of equivalence. ...
— Scientific American Suppl. No. 299 • Various

... confronts affirmation of our liberty comes from physical determinism. Positive science, we are told, presents the universe to us as an immense homogeneous transformation, maintaining an exact equivalence between departure and arrival. How can we possibly have after that the genuine creation which we require in ...
— A New Philosophy: Henri Bergson • Edouard le Roy

... finer boy and girl had never been seen in Saint Gerome. But nobody except Pat and Angelique could tell them apart as they swung in the cradle, gently rising and falling, in unconscious illustration of the equivalence and ...
— The Unknown Quantity - A Book of Romance and Some Half-Told Tales • Henry van Dyke

... For a more accurate estimate of the equivalence of "dirham" according to the area in which the measurement was taken, the reader may consult Walter Hinz, Islamische Masse und Gewichte umgerechnet ins metrische System, Leiden, 1955, pt. 1, pp. 2-8; and George C. Miles, Early Arabic Glass Weights and Stamps, ...
— Drawings and Pharmacy in Al-Zahrawi's 10th-Century Surgical Treatise • Sami Hamarneh

... convertibility or specific equivalence of the various forms of force, and of its conservation, which is its logical consequence, are very generally accepted, as I believe, at the present time, among physicists. We are naturally led to the question, What is the nature of force? ...
— The Autocrat of the Breakfast-Table • Oliver Wendell Holmes, Sr. (The Physician and Poet not the Jurist)

... first recognised by a sovereign act of aesthetic understanding or intuition; the seeming crucifix supplied a scaffolding for its expression; it afforded a clue to the method of transposition into words which might convey the truth thus apprehended; it suggested an equivalence. The distinction may appear to be hair-drawn, but we believe that it is vital to the theory of poetry as a whole, and to an understanding of Mr Hardy's poetry in particular. Indeed, in it must be sought the meaning of another of his titles, ...
— Aspects of Literature • J. Middleton Murry

... its elements; and hence Mill called this class of cases "the heteropathic intermixture of effects." Still, in chemical action, the effect is not (in Nature) heterogeneous with the cause: for the weight of a compound is equal to the sum of the weights of the elements that are merged in it; and an equivalence has been ascertained between the energy of chemical combination and the heat, light, etc., produced ...
— Logic - Deductive and Inductive • Carveth Read

... new conception of the EQUIVALENCE OF THE TWO GONADS, or the equal physiological importance of the male and female sex-cells and their equal share in the process of heredity, is the important fact established by Hertwig (1875), that in normal impregnation only one single spermatozoon copulates with one ovum; ...
— The Evolution of Man, V.1. • Ernst Haeckel



Words linked to "Equivalence" :   par, position, principle of equivalence, compare, similitude, nonequivalence, alikeness, comparability, mass-energy equivalence, parity



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