Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- adj. Capable of burning, corroding, dissolving, or eating away by chemical action.
- adj. Corrosive and bitingly trenchant; cutting. See Synonyms at sarcastic.
- adj. Causing a burning or stinging sensation, as from intense emotion: "Most of all, there is caustic shame for my own stupidity” ( Scott Turow).
- n. A caustic material or substance.
- n. A hydroxide of a light metal.
- n. The enveloping surface formed by light rays reflecting or refracting from a curved surface, especially one with spherical aberration.
Century Dictionary and Cyclopedia
- Capable of burning, corroding, or destroying the tissue of animal substances. See causticity.
- Figuratively, severely critical or sarcastic; cutting: as, a caustic remark.
- The curved surface to which all the rays of a conical pencil of light entering a refractive medium are tangential.
Wiktionary
- adj. Capable of burning, corroding or destroying organic tissue
- adj. of language, etc. sharp, bitter, cutting, biting, sarcastic
- n. Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
- n. optics, computer graphics The envelope of reflected or refracted rays of light for a given surface or object.
- n. mathematics The envelope of reflected or refracted rays for a given curve.
- n. informal, chemistry caustic soda
GNU Webster's 1913
- adj. Capable of destroying the texture of anything or eating away its substance by chemical action; burning; corrosive; searing.
- adj. Severe; satirical; sharp.
- n. Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
- n. (Optics) A caustic curve or caustic surface.
WordNet 3.0
- n. any chemical substance that burns or destroys living tissue
- adj. harsh or corrosive in tone
- adj. of a substance, especially a strong acid; capable of destroying or eating away by chemical action
Etymologies
- From the Greek καυστός (kaustos, "burnt"), via the Latin causticus ("burning"). (Wiktionary)
- Middle English caustik, from Latin causticus, from Greek kaustikos, from kaustos, from kaiein, kau-, to burn. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“While on this subject of caustic potash, it cannot be too often repeated that _caustic potash_ is a totally different article to _caustic soda_, though just like it in appearance, and therefore often sold as such.”
“The common caustic, called _lunar caustic_, is a compound formed by the union of nitric acid and silver; and it is supposed to owe its caustic qualities to the oxygen contained in the nitric acid.”
“The term caustic to a tender ear (and I conceive none feel more interested in this inquiry than the anxious guardians of a nursery) may sound harsh and unpleasing, but every solicitude that may arise on this account will no longer exist when it is understood that the pustule, in a state fit to be acted upon, is then quite superficial, and that it does not occupy the space of a silver penny. 25”
“The term caustic to a tender ear (and I conceive none feel more interested in this inquiry than the anxious guardians of a nursery) may sound harsh and unpleasing, but every solicitude that may arise on this account will no longer exist when it is understood that the pustule, in a state fit to be acted upon, is then quite superficial, and that it does not occupy the space of”
The Harvard Classics Volume 38 Scientific Papers (Physiology, Medicine, Surgery, Geology)
“The term caustic to a tender ear (and I conceive none feel more interested in this inquiry than the anxious guardians of a nursery) may sound harsh and unpleasing, but every solicitude that may arise on this account will no longer exist when it is understood that the pustule, in a state fit to be acted upon, is then quite superficial, and that it does not occupy the space of a silver penny.”
II. Further Observations on the Variolae Vaccinae, or Cow-Pox. 1799
“Vitriol is what we call a caustic-a liquid that burns.”
“When the water receded, their focus was on rebuilding their house, not on what the floodwaters left behind, an 8-inch coating of mud with an orange layer of what they described as caustic sodium.”
“KOLONTAR, Hungary - The disaster that buried three Hungarian villages in caustic red sludge last week is deepening the gloom of a country gripped by recession, polarization and the near-ubiquitous feeling that its people are doomed to be victims of calamity.”
“Breathing in caustic products may cause irritation of the nose, throat, airways, and stomach.”
“He spent the hours of travel in coining caustic remonstrances against being treated in the way he had been, but when he arrived and found her having tea in the hotel drawing-room looking quite fresh and young, he decided to postpone them, and all he said was: “Well, Fanny, you look quite bobbish.””
Lists
These user-created lists contain the word ‘caustic’.
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Test Prep or Just for fun
Building a list for standardized test prep or just for learning some new words! Please add any words that you feel are important for the SAT/GRE/GMAT etc...
throng, morass, parley, facile, kismet, strife, jetsam, carrion, annex, harbinger, vestige, surreptitious and 575 more...
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1100
abound, technology, branch of knowled..., prognosticate, automaton, matron, an older married ..., realm, special field of ..., kingdom, annals, historical records and 981 more...
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GRE 2014
abate, abdicate, abase, aberrant, abeyance, abhor, abjure, abortive, abound, abrasive, abreast, abridge and 1577 more...
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Visuals
A list of words which yield surprising, beautiful, amusing, or otherwise noteworthy images here on Wordnik.
photochrom, fufluns, thank you, cool l..., postcard, picture postcard, cricket, physiological ill..., Gakuryū Ishii, ametropia, One Froggy Evening, rhodopsin, Santiago Calatrava and 636 more...
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SCIE - EU nomenclature
All the scientific words found in the official EU nomenclature. For the screening I used Vocabgrabber of the Visual Thesaurus.
silicon, silica, shrimp, shelve, shallot, serine, seedling, septic, secretin, seaweed, screening, Scomber and 1171 more...
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Iaan
dirigisme, dystopia, cacotopia, ex ante, veritable, indefatigable, curmudgeon, desultory, antediluvian, transmogrify, pendent, elongate and 268 more...
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3/4 year Vocab List
voracious, indiscriminate, eminent, steeped, replete, awe, buffoon, abound, technology, prognosticate, automaton, matron and 96 more...
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3/4 year Vocab List
voracious, indiscriminate, eminent, steeped, replete, awe, buffoon, abound, technology, prognosticate, automaton, matron and 96 more...
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GRE Barron's 800
zealot, wistful, welter, wary, whimsical, warranted, vortex, vivisection, volatile, vitiate, viscous, visage and 787 more...
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IMCO - EU nomenclature
includes words of the "Prodcom list"
veal, valve, used, yak, wax, wan, teak, vat, vas, strip, use, strap and 4515 more...
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Poe
dark descriptors
sepulchral, unutterable, decrepitude, abjection, abasement, lugubrious, moribund, recrudescence, prevaricator, doppelgänger, ululation, crepuscular and 11 more...
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(1st_wk_150)-Dec_5_2012
voracious, indiscriminate, eminent, steeped, replete, abound, technology, prognosticate, automaton, matron, paradox, realm and 297 more...
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If You Can't Say Anything Nice
Negative attributes or actions.
biased, cantankerous, caustic, contumacious, dilatory, disdain, duplicitous, fastidious, fractious, glower, haughty, imperious and 22 more...
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Misanthropic
Lovecraft, Lovecraftian, bete noire
Lovecraftian, bête noire, festinate, hathos, misogynist, foredoom, decorticate, malingerer, nemophilist, mendicant, pendragon, stultify and 27 more...
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"IC" ending words
pendantic, elastic, autistic, archiac, civic, eccentric, aspic, basic, caustic, acoustic, anemic, antic and 17 more...
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GRE 1100
drudgery, implore, hapless, nuance, wrest, incipient, inadvertent, tremulous, bristle, euphemism, disdain, pugnacious and 346 more...
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ruzuzu "The curved surface to which all the rays of a conical pencil of light entering a refractive medium are tangential." --CD&C Mar 16, 2012