SG Heritage Dictionary

Demonstration [Noun] Webster's Dictionary 1828

1. The act of demonstrating, or of exhibiting certain proof.

2. The highest degree of evidence; certain proof exhibited, or such proof as establishes a fact or proposition beyond a possibility of doubt, or as shows the contrary position to be absurd or impossible.

3. Indubitable evidence of the senses, or of reason; evidence which satisfies the mind of the certainty of a fact or proposition. Thus we hold that the works of nature exhibit demonstration of the existence of a God.

4. In logic, a series of syllogisms, all whose premises are either definitions, self-evident truths, or propositions already established.

5. Show; exhibition.

6. In anatomy, the exhibition of parts dissected.

Demonstration [Noun] Webster's Dictionary 1913

1. The act of demonstrating; an exhibition; proof; especially, proof beyond the possibility of doubt; indubitable evidence, to the senses or reason.

2. An expression, as of the feelings, by outward signs; a manifestation; a show.

3. 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. The act of proving by the syllogistic process, or the proof itself.

6. 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.

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"

Ostentation Roget’s Thesaurus §882

N. ostentation, display, show, flourish, parade, etalage, pomp, array, state, solemnity, dash, splash, splurge, glitter, strut, pomposity, pretense, pretensions, showing off, fuss, magnificence, splendor, coup d'oeil, grand doings, coup de theatre, stage effect, stage trick, claptrap, mise en scene, tour de force, chic, demonstration, flying colors, tomfoolery, flourish of trumpets, pageant, pageantry, spectacle, exhibition, exposition, procession, turn out, set out, grand function, fte, gala, field day, review, march past, promenade, insubstantial pageant, dress, court dress, full dress, evening dress, ball dress, fancy dress, tailoring, millinery, man millinery, frippery, foppery, equipage, ceremony, ceremonial, ritual, form, formality, etiquette, puncto, punctilio, punctiliousness, starched stateliness, stateliness, mummery, solemn mockery, mouth honor, attitudinarian, fop

V. be ostentatious, come forward, put oneself forward, attract attention, star it, cut a figure, make a dash, make a splash, make a splurge, cut a dash, cut a splash, cut a splurge, figure, figure away, make a show, make a display, glitter, show off, show off one's paces, parade, march past, display, exhibit, put forward, hold up, trot out, hand out, sport, brandish, blazon forth, dangle, dangle before the eyes, cry up, proner, flaunt, emblazon, prink, set off, mount, have framed and glazed, put a good face upon, put a smiling face upon, clean the outside of the platter

Adj. ostentatious, showy, dashing, pretentious, janty, jaunty, grand, pompous, palatial, high-sounding, turgid, gairish, garish, gaudy, gaudy as a peacock, gaudy as a butterfly, gaudy as a tulip, flaunting, flashing, flaming, glittering, gay, splendid, magnificent, sumptuous, theatrical, dramatic, spectacular, ceremonial, ritual, solemn, stately, majestic, formal, stiff, ceremonious, punctilious, starched, dressed to kill, dressed to the nines, decjed out, all decked out, en granite tenue, in best bib and tucker, in sunday best, endimanch, chic

Adv. with flourish of trumpet, with beat of drum, with flying colors, ad captandum vulgus

Phr. honores mutant mores