What's the difference between dirty and impure?

Dirty


Definition:

  • (superl.) Defiled with dirt; foul; nasty; filthy; not clean or pure; serving to defile; as, dirty hands; dirty water; a dirty white.
  • (superl.) Sullied; clouded; -- applied to color.
  • (superl.) Sordid; base; groveling; as, a dirty fellow.
  • (superl.) Sleety; gusty; stormy; as, dirty weather.
  • (v. t.) To foul; to make filthy; to soil; as, to dirty the clothes or hands.
  • (v. t.) To tarnish; to sully; to scandalize; -- said of reputation, character, etc.

Example Sentences:

  • (1) In platform shoes to emulate Johnson's height, and with the aid of prosthetic earlobes, Cranston becomes the 36th president: he bullies and cajoles, flatters and snarls and barks, tells dirty jokes or glows with idealism as required, and delivers the famous "Johnson treatment" to everyone from Martin Luther King to the racist Alabama governor George Wallace.
  • (2) You won’t read about this in adverts for “feminine hygiene” (because of course having periods makes us dirty).
  • (3) But the president said that the rest of the country had relied for too long on police to do the “dirty work” of containing urban violence and bore responsibility for the violent spectacle in Baltimore.
  • (4) But the other brother did not want to get his hands dirty with the regime and would have nothing.
  • (5) As one source close to the inquiry put it: “There was a hell of a lot of dirty stuff going on.” Two earlier Yard inquiries had failed to investigate the relevant notes in Mulcaire’s logs.
  • (6) Facebook Twitter Pinterest A bus belching smoke in Bogotá Pretty dirty.
  • (7) Source: Reuters Dirty old river If the notion of an Englishman’s castle as his home is being challenged on the Levels, where scores of properties flooded, the bursting of the Thames from its banks a few hundred yards from the royal castle of Windsor has raised the issue to a new height.
  • (8) The most characteristic microscopic features of the ovarian metastases were garland and cribriform growth patterns, intraluminal "dirty" necrosis, segmental destruction of glands, and absence of squamous metaplasia.
  • (9) Everyone has been part of it, regardless of whether you’re a dirty metalhead or a flamboyant pop fan.” • This article was amended on 1 June 2017.
  • (10) When my floor was dirty, I rose early, and, setting all my furniture out of doors on the grass, bed and bedstead making but one budget, dashed water on the floor, and sprinkled white sand from the pond on it, and then with a broom scrubbed it clean and white... Further - and this is a stroke of his sensitive, pawky genius - he contemplates his momentarily displaced furniture and the nuance of enchanting strangeness: It was pleasant to see my whole household effects out on the grass, making a little pile like a gypsy's pack, and my three-legged table, from which I did not remove the books and pen and ink, standing amid the pines and hickories ...
  • (11) But Gates’s decision to “bump off from art” and live “in the sphere of dirt, the dirty, the stuff that we think is in the ground” was revelatory, leading to invitations to Davos and a TED Talk, where he talked about how he revived a neighborhood with imagination and hard graft .
  • (12) I would like it to always look as fresh as the day I made it, so part of the contract is: if the glass breaks, we mend it; if the tank gets dirty, we clean it; if the shark rots, we find you a new shark."
  • (13) You fight a dirty war with innovations.” Rawat expressed frustration about the pressures faced by his soldiers, required to police their own citizens in an environment the Indian government has described as “warlike”.
  • (14) The results of both tests are compared with those of the in vitro test (with the disinfectant diluted in distilled water, in water of standardized hardness, and in a 0.2% albumin solution), those of the European suspension test under clean and under dirty conditions, and those of four practical tests (the AFNOR test, the DGHM test, the QCT and the QSDT).
  • (15) O'Hagan's LRB piece is no part of an organised dirty tricks campaign.
  • (16) 5) Playing dirty helps win the day Three days before the vote, a panicking no campaign organised a last-ditch rally at the Place du Canada in Montreal.
  • (17) There's dirty politics, dirty money and dirty dealings.
  • (18) "Dreaming only of sleep and a sip of tea, the exhausted, harassed and dirty convict becomes obedient putty in the hands of the administration, which sees us solely as a free work force.
  • (19) Last year in a Radar accessible toilet I discovered a dirty syringe in the bowl.
  • (20) It is dirty and it is cold, he can’t even have a shower.

Impure


Definition:

  • (a.) Not pure; not clean; dirty; foul; filthy; containing something which is unclean or unwholesome; mixed or impregnated extraneous substances; adulterated; as, impure water or air; impure drugs, food, etc.
  • (a.) Defiled by sin or guilt; unholy; unhallowed; -- said of persons or things.
  • (a.) Unchaste; lewd; unclean; obscene; as, impure language or ideas.
  • (a.) Not purified according to the ceremonial law of Moses; unclean.
  • (a.) Not accurate; not idiomatic; as, impure Latin; an impure style.
  • (v. t.) To defile; to pollute.

Example Sentences:

  • (1) Two other impurities are pyrene derivatives but their acyl chains probably are not decanoic acid.
  • (2) No impurities in the technical grade ether influenced the responses.
  • (3) The UV and IR absorption spectra of compounds present in the eluate were compared with those of model compounds that were assumed to exist in the gel as impurities after the polymerization (monomers and oligomers of hydroxyethyl methacrylate, decomposition products of initiators).
  • (4) Chloramphenicol, dinitrophenol, and impurities present in some brands of agar all appear to inhibit the growth-medium-dependent branch of excision-repair.
  • (5) The combined results describe the depth of segregation of DMS blocks in Avcothane, the presence of DMS within the topmost 20 A in Biomer, and similar impurities in the model polymers.
  • (6) An impure sample of PLC inhibited sperm penetration, while a more purified preparation did not.
  • (7) A liquid chromatographic (LC) method was adapted for the determination of epinephrine and related impurities in intravenous and cardiac injections; ultraviolet (UV) and electrochemical detectors (EC) were used in series.
  • (8) The determination of potency or shelf life, impurity limit testing, and study of reaction mechanisms are considered as different aspects of drug stability.
  • (9) Isolated cytochrome c oxidase was fractionated by native-gel electrophoresis in Triton X-100, and a preparation of enzyme almost completely free of the usual impurities was recovered.
  • (10) Although these are worst case calculations, a consistent approach should be reconsidered to limit the additional effective dose equivalent from impurities to e.g.
  • (11) As little as 50 nmol of a protein may be quantified and an impurity peak of molecular weight ca.
  • (12) Not all impurities were found in every lot of drug investigated, and none of the impurities exceeded a concentration of 1% of the meperidine present.
  • (13) Skin impurities and fatty hair associated with acne were side effects in 22.5% of 378 patients during the first evaluation and in 10.8% of 369 patients at the second evaluation.
  • (14) The organic solvent soluble impurities exhibited strong mutagenic activity for TA98 and slight activity for TA100.
  • (15) Following this order the absorbents can be used for purification of human albumin from non-specific impurities taking into account stronger adsorption of albumin or impurities.
  • (16) Trace amounts of an impurity commonly produced in the synthesis of 1,2-distearoyl-3-sn-phosphatidylcholine, 1,3-distearoyl-2-sn-phosphatidylcholine, are found to dramatically reduce the rate of loss of small vesicles at 21 degrees C.
  • (17) It is shown on the basis of calculations of energy sublevels of the hyperfine structure that the effect of the geomagnetic field upon the impurity atoms in the volume of living cells should be considered in relation to the value of geomagnetic field induction pulses delta B.
  • (18) Contamination of cells by impurity atoms that may leach from electrodes was measured by atomic-absorption spectrophotometry and found to be negligible.
  • (19) Results presented here indicate that N-nitroso compound impurities are absent from the majority of the products tested.
  • (20) Eight of the proteins (L9, L11, L13, L21, L22, L35', L37 and L39) had no detectable contamination; the impurities in the others were no greater than 9%.