SG Heritage Dictionary

Demonstrate [Verb transitive] Webster's Dictionary 1828

1. To show or prove to be certain; to prove beyond the possibility of doubt; to prove in such a manner as to reduce the contrary position to evident absurdity. We demonstrate a problem in geometry, or a proposition in ethics, by showing that the contrary is absurd or impossible.

2. In anatomy, to exhibit the parts when disected.

Demonstrate [Verb transitive] Webster's Dictionary 1913

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.

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

Demonstrated [Participle passive] Webster's Dictionary 1828

Proved beyond the possibility of doubt; rendered certain to the mind.

Demonstrater [Noun] Webster's Dictionary 1913

See Demonstrator.

Numeration Roget’s Thesaurus §85

N. numeration, numbering, pagination, tale, recension, enumeration, summation, reckoning, computation, supputation, calculation, calculus, algorithm, algorism, rhabdology, dactylonomy, measurement, statistics, arithmetic, analysis, algebra, geometry, analytical geometry, fluxions, differential calculus, integral calculus, infinitesimal calculus, calculus of differences, dead reckoning, muster, poll, census, capitation, roll call, recapitulation, account, notation, addition, subtraction, multiplication, division, rule of three, practice, equations, extraction of roots, reduction, involution, evolution, estimation, approximation, interpolation, differentiation, integration, abacus, logometer, slide rule, slipstick, tallies, napier's bones, calculating machine, difference engine, suan- pan, adding machine, cash register, electronic calculator, calculator, computer, arithmetician, calculator, abacist, algebraist, mathematician, statistician, geometer, programmer, accountant, auditor

V. number, count, tally, tell, call over, run over, take an account of, enumerate, muster, poll, recite, recapitulate, sum, sum up, cast up, tell off, score, cipher, compute, calculate, suppute, add, subtract, multiply, divide, extract roots, algebraize, check, prove, demonstrate, balance, audit, overhaul, take stock, affix numbers to, page, amount to, add up to, come to

Adj. numeral, numerical, arithmetical, analytic, algebraic, statistical, numerable, computable, calculable, commensurable, commensurate, incommensurable, incommensurate, innumerable, unfathomable, infinite

Adv. quantitatively, arithmetically, measurably, in numbers

Demonstration Roget’s Thesaurus §478

N. {ant. 479} demonstration, proof, rigorous # proof, conclusiveness, apodeixis, apodixis, probation, comprobation|, logic of facts, experimentum crucis, argument, rigorous establishment, absolute establishment, conviction, cogency, (persuasion) 484

V. demonstrate, prove, establish, make good, show, evince, manifest, confirm, corroborate, substantiate, verify settle the question, reduce to demonstration, set the question at rest, make out, make out a case, prove one's point, have the best of the argument, draw a conclusion, follow, follow of course, follow as a matter of course, follow necessarily, stand to reason, hold good, hold water, convince, persuade (belief) 484

Adj. demonstrating, demonstrative, demonstrable, probative, unanswerable, conclusive, apodictic, apodeictic, apodeictical, irresistible, irrefutable, irrefragable, necessary, categorical, decisive, crucial, demonstrated, proven, unconfuted, unanswered, unrefuted, evident, deducible, consequential, consectary, inferential, following, convincing, cogent, persuasive (believable) 484

Adv. of course, in consequence, consequently, as a matter of course, necessarily, of necessity

Phr. probatum est, there is nothing more to be said, quod est demonstrandum, q, e, d, it must follow, exitus acta probat

Manifestation Roget’s Thesaurus §525

N. {ant. 526} manifestation, plainness, plain speaking, expression, showing, exposition, demonstration, exhibition, production, display, show, showing off, premonstration|, exhibit, indication, publicity, disclosure, openness, (artlessness) 703, panchement, evidence

V. make manifest, render manifest, bring forth, bring forward, bring to the front, bring into view, give notice, express, represent, set forth, exhibit, show, show up, expose, produce, hold up to view, expose to view, set before one, place before one, lay before one, one's eyes, tell to one's face, trot out, put through one's paces, bring to light, display, demonstrate, unroll, lay open, draw out, bring out, bring out in strong relief, call into notice, bring into notice, hold up the mirror, wear one's heart upon his sleeve, show one's face, show one's colors, manifest oneself, speak out, make no mystery, make no secret of, unfurl the flag, proclaim, indicate, disclose, elicit, be manifest, appear, transpire, speak for itself, stand to reason, stare one in the face, rear its head, give token, give sign, give indication of, tell its own tale

Adj. manifest, apparent, salient, striking, demonstrative, prominent, in the foreground, notable, pronounced, flagrant, notorious, arrant, stark staring, unshaded, glaring, defined, definite, distinct, conspicuous, obvious, evident, unmistakable, indubitable, not to be mistaken, palpable, self-evident, autoptical, intelligible, plain, clear, clear as day, clear as daylight, clear as noonday, plain as a pike staff, plain as the sun at noon-day, plain as the nose on one's face, plain as the way to parish church, explicit, overt, patent, express, ostensible, open, open as day, naked, bare, literal, downright, undisguised, exoteric, unreserved, frank, plain-spoken, candid (veracious) 543, barefaced, manifested, disclosed, capable of being shown, producible, inconcealable, unconcealable, no secret

Adv. manifestly, openly, before one's eyes, under one's nose, to one's face, face to face, above board, cartes sur table, on the stage, in open court, in the open streets, in market overt, in the face of day, face of heaven, in broad daylight, in open daylight, without reserve, at first blush, prima facie, on the face of, in set terms

Phr. cela saute aux yeux, he that runs may read, you can see it with half an eye, it needs no ghost to tell us, the meaning lies on the surface, cela va sans dire, res ipsa loquitur, "clothing the palpable and familiar", fari quae sentiat, volto sciolto i pensieri stretti, "you don't need a weatherman to know which way the wind blows"