Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A hypothetical subatomic particle that always travels faster than the speed of light.
Wiktionary
- n. physics A hypothetical particle that travels faster than the speed of light.
- n. physics A flaw in a physical theory that predicts the existence of tachyons or similar paradoxical results. Compare with ghost.
Examples
“While someone who actually has a clue what a tachyon is will feel more comfortable with the terminology, Sawyer leaves enough elbow room for non-scifi fans.”
“If there is an elementary particle, or wavicle, of thought, a faster-than-light one like the tachyon might be a good candidate for the honor.”
“Of course, it's the same for SF: Star Trek taught us that just about any problem whatsoever can be solved by a single talented engineer who builds a novel theory from scratch in 15 minutes and then reverses the tachyon beam.”
“Starfleet had long ago established a host of technologies along the Federation side of the Neutral Zone to unmask cloaked Romulan vessels: subspace listening posts, gravitic sensors, tachyon detection grids.”
Simon & Schuster: Star Trek: Typhon Pact: Rough Beasts of Empire
“And not only did the crew of Robinson continually check those monitoring stations for breaches and breakdowns, but during the eight months of their guard duty, they had deployed a new array of probes along the territory they patrolled, and at random intervals, they activated their own tachyon network.”
Simon & Schuster: Star Trek: Typhon Pact: Rough Beasts of Empire
““Number One, prepare for the possibility of using shuttles to set up a tachyon detection grid if we have to.””
“And unfortunately for him, Dr. Manhattan is a soulless and dead-eyed bore — words like “tachyon” are just not said in anything other than a Ben Stein-like monotone.”
Recasting Watchmen: Ralph, Javier, Cameron and Demi, You Shoulda Done It!
“Due to a tachyon bombardment created by Ozymandias, he doesn't, in fact, have the ability to see the future.”
“(If you are in a hurry, I think the tachyon ones arrive before you order them.)”
“When 260 physicists gathered for a recent conference at the University of Michigan, they chatted in their usual vocab: compactification, tachyon condensation, flop transition.”
Lists
These user-created lists contain the word ‘tachyon’.
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Substancestry
Mysterious and theoretical substances and "stuff" of legend. More emphasis on the ancient, mystical, mythical, folklore, mathematical, and scientific. I won't be listing too many "sci-fi" or comed...
ylem, ichor, aether, ectoplasm, impossible object, quark star, eucharist, pixie dust, eitr, elixir of life, philosopher's stone, alkahest and 126 more...
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Words build meanings from origins( et...
These come from gamma meditation ,I think.
discursive, exogenous, machinations, purportedly, sumptuous, congruity, cantankerous, incongruous, festoon, hessian, ratiocinative, stratigraphic and 2053 more...
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science fact or fiction
pretty open-ended here—terms, ideas, lingo, technologies and phenomena (real or postulated) that are, were, should be or could be used in speculative fiction
tachyon, mecha, dropship, wetware, meatspace, nanobot, cloned meat, asteroid mining, hyperdrive, wormhole, parallel universe, distributed intel... and 464 more...
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Talking About Words
The favorite words of Talking Tyrants
dolorous, parsimonious, apotemnophilia, odalisque, tuberoinfundibular, morass, ostentatious, sybaritic, vermilion, onomatopoeia, eschatology, teleology and 49 more...
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bkerr's Words
wyrd, absinthe, homunculus, zorkmid, informon, decider, diachronic, frak, hwæt, feldercarb, yawp, dogfooding and 540 more...
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Brinstar's Words
cobalt, obfuscate, archon, wii, sniper, arcane, celerity, visage, auspicious, ether, epidemic, lich and 138 more...
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dark and bright words of shine and fi...
scotophil, scotoma, scotia, shed, shadow, shade, scone, whiting, edelweiss, light, lightning, lucina and 349 more...
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Professional Scrabble Lexicon (TWL)
A myriad of game-changing words every Scrabble addict must have in his arsenal.
Keep in mind that these are all tried-and-true feasibly playable words selected for their handiness, i.e...paragon, pignora, ganef, suttee, origan, ohia, aioli, abasement, lehr, mho, tallow, harelike and 843 more...
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Particularly Interesting
Particles, particles, particles!
atom, molecule, neutron, proton, electron, quark, boson, fermion, antiquark, hadron, lepton, antilepton and 123 more...
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oldecat's Words
noncommutative, morphodynamics, ferrywoman, circumcircle, acceleration, inactivity, biodiesel, corrosion, quadrilogy, imprimitivity, normalizer, teleosemantics and 240 more...
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Interesting Scrabble words
Interesting words worth @ least 15 points.
smoochy, zareba, hyphal, djellaba, cloque, pyxidium, qindarka, squiffy, howbeit, chthonic, quinta, azimuthal and 262 more...
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akmed13's Words
time, spaceship, quantum mechanics, time traveller, bezonkers, strakh, path integrals, gorbfest, amphigory, amber, bicycle, amphisbaena and 358 more...
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Words of weirdness
Weird words that are weird
fjord, rape, carnage, bubbles, wizz, screamery, dominion, panophobia, poopie, gremlin, fuzz, obtain and 103 more...
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[Open] Scientifictional
Some of these make no sense outside of a fictional context (e.g., “ansible”); some have graduated to reality (“robot”); a few have been adopted into the vernacular with their meanings almost intact...
grok, luminiferous aether, tachyon, quadro-triticale, Stanford torus
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Hana's Vocab
ipseism, jape, raphe, mullions and tran..., Olbers' Paradox, Euclidian torus, relativity of sim..., Cerenkov radiation, tachyon, superluminal, hapax legomenon, damascene and 314 more...
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rubah's Words
azure, love, sunshine, technological, lyrical, lapis lazuli, sanguine, phlegm, tachyon, scion, cantos, exquisite and 6 more...
Tweets
Looking for tweets for tachyon.

whichbe A generic name for hypothetical particles that travel faster than the speed of light and have an imaginary rest mass. (Wikipedia) May 23, 2008