demonstrablemedical dictionary

1. Capable of being demonstrated; that can be proved beyond doubt or question. "The grand articles of our belief are as demonstrable as geometry." (Glanvill)

2. Proved; apparent.

Origin: L. Demonstrabilis: cf. OF. Demonstrable, F. Demontrable.

(01 Mar 1998)

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1. To point out; to show; to exhibit; to make evident.

2. To show, or make evident, by reasoning or proof; to prove by deduction; to establish so as to exclude the possibility of doubt or denial. "We can not demonstrate these things so as to show that the contrary often involves a contradiction." (Tillotson)

3. <anatomy> To exhibit and explain (a dissection or other anatomical preparation).

Origin: L. Demonstratus, p. P. Of demonstrare to demonstrate; de- + monstrare to show. See Monster.

(01 Mar 1998)

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(14 Jan 2009)

demonomagy, demonomania, demonstrable, demonstrate < Prev | Next > demonstration, demonstration ophthalmoscope

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demonstrationmedical dictionary

1. The act of demonstrating; an exhibition; proof; especially, proof beyond the possibility of doubt; indubitable evidence, to the senses or reason. "Those intervening ideas which serve to show the agreement of any two others are called "proofs;" and where agreement or disagreement is by this means plainly and clearly perceived, it is called demonstration." (Locke)

2. An expression, as of the feelings, by outward signs; a manifestation; a show. "Did your letters pierce the queen to any demonstration of grief?" (Shak) "Loyal demonstrations toward the prince." (Prescott)

3. <anatomy> The exhibition and explanation of a dissection or other anatomical preparation.

4. (Mil) a decisive exhibition of force, or a movement indicating an attack.

5. <logic> The act of proving by the syllogistic process, or the proof itself.

6. <mathematics> A course of reasoning showing that a certain result is a necessary consequence of assumed premises; these premises being definitions, axioms, and previously established propositions.

<logic> Direct, or Positive, demonstration, one in which the correct conclusion is the immediate sequence of reasoning from axiomatic or established premises; opposed to Indirect, or Negative, demonstration (called also reductio ad absurdum), in which the correct conclusion is an inference from the demonstration that any other hypothesis must be incorrect.

Origin: L. Demonstratio: cf. F. Demonstration.

(01 Mar 1998)

demonstration ophthalmoscopemedical dictionary

<instrument>

An ophthalmoscope by which the fundus may be seen simultaneously by more than one observer.

(05 Mar 2000)

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demonstratormedical dictionary

1. One who demonstrates; one who proves anything with certainty, or establishes it by indubitable evidence.

2. <anatomy> A teacher of practical anatomy.

Origin: L., cf. F. Demonstrateur.

(01 Mar 1998)