relating to logical deduction; " deductive reasoning"

involving inferences from general principles

Of or pertaining to deduction; capable of being deduced from premises; deducible.

Tending to take away; drawing a conclusion from what is accepted; as, deductive reasoning.

Deductively.

That is or may be deduced. Deductive reasoning, the process by which we explicate or deduce what is necessarily involved in given premises. See Induction.

That is or may be deduced from premises.

Was this some more of her deductive reasoning, or had Cummings dropped a hint? – The Million-Dollar Suitcase by Alice MacGowan Perry Newberry

It's a home- run every time when you get your deductive theories unlimbered. – The Man Upstairs and Other Stories by P. G. Wodehouse

But the bent of his nature asserted itself, and he pursued the deductive system as before. – Recollections and Impressions 1822-1890 by Octavius Brooks Frothingham

5. The establishing of the truth of a specific proposition by deductive reasoning requires- a. – Composition-Rhetoric by Stratton D. Brooks

Thus by deductive reasoning we get some insight into the method of organization. – Essays: Scientific, Political, & Speculative, Vol. I by Herbert Spencer

The variety, amount, and complexity of the data available in geology tend in themselves toward generalizations in teaching- toward the deductive rather than the inductive method. – The Economic Aspect of Geology by C. K. Leith

Geometry is, however, highly desirable in that the objective bases are so simple and precise that they can be grasped at an early age, that the amount of training for the imagination is very large, that the deductive processes are not beyond the scope of ordinary boys, and finally that it affords a better basis for exercise in the art of simple and exact expression than any other possible subject of a school course. – The Teaching of Geometry by David Eugene Smith

To my mind, whatever doctrine professes to be the result of the application of the accepted rules of inductive and deductive logic to its subject- matter; and which accepts, within the limits which it sets to itself, the supremacy of reason, is Science. – Mr. Gladstone and Genesis Essay #5 from "Science and Hebrew Tradition" by Thomas Henry Huxley

He chuckled cheerfully over this triumph of deductive reasoning. – The Bronze Bell by Louis Joseph Vance

And now those processes of deductive reasoning which are used so successfully in fiction and so infrequently in real life, informed Hobart Hitchin that the crime's next step was almost at hand. – In And Out by Edgar Franklin

But it was not, really, a consciously deductive process at all; just a clairvoyant look- into him, and a sudden, complete, utterly confident understanding. – The Real Adventure by Henry Kitchell Webster

Deductive reasoning: errors of. – Composition-Rhetoric by Stratton D. Brooks

Legislation is now purely deductive. – The Faith of Islam by Edward Sell

The inductive method- reasoning from the particular to the general- though it lead to a fine crop of errors, should at least help to counterbalance the psychological superficiality of the deductive method; to counterbalance, for example, the nonsense of those well- meaning persons who go routing about among the poor in search of evil, and suppose that they can chain it up with little laws. – A Poor Man's House by Stephen Sydney Reynolds

The mighty principle thus established, now became the first step of the deductive method. – History of American Socialisms by John Humphrey Noyes

The arrogance and the pragmaticality changed in John Stuart Mill's milder nature to a sort of nervous dread of admitting even the possibility of things not numerable, ponderable, and measurable; and it may be observed with amusement that for the usual division of logic into Deductive and Inductive he substituted Ratiocinative for the first member, so as not even by implication to admit the possibility of deduction from any principles not inductively given. – A History of Nineteenth Century Literature (1780-1895) by George Saintsbury