What's the difference between lack and rack?

Lack


Definition:

  • (n.) Blame; cause of blame; fault; crime; offense.
  • (n.) Deficiency; want; need; destitution; failure; as, a lack of sufficient food.
  • (v. t.) To blame; to find fault with.
  • (v. t.) To be without or destitute of; to want; to need.
  • (v. i.) To be wanting; often, impersonally, with of, meaning, to be less than, short, not quite, etc.
  • (v. i.) To be in want.
  • (interj.) Exclamation of regret or surprise.

Example Sentences:

  • (1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
  • (2) tRNA from mutant IB13 lacks 5-methylaminomethyl-2-thio-uridine in vivo due to a permanently nonfunctional methyltransferase.
  • (3) BL6 mouse melanoma cells lack detectable H-2Kb and had low levels of expression of H-2Db Ag.
  • (4) Treatment termination due to lack of efficacy or combined insufficient therapeutic response and toxicity proved to be influenced by the initial disease activity and by the rank order of prescription.
  • (5) In the past, the interpretation of the medical findings was hampered by a lack of knowledge of normal anatomy and genital flora in the nonabused prepubertal child.
  • (6) A diplomatic source said the killing appeared particularly unusual because of Farooq lack of recent political activity: "He was lying low in the past two years.
  • (7) The present study examined whether the lack of chronic hemodynamic effects of ANP in control rats was due to changes in vascular reactivity to the peptide.
  • (8) Since it was established, it has stoked controversy about contemporary art, though in recent years it has been more notable for its lack of sensationalism.
  • (9) Inadequate treatment, caused by a lack of drugs and poorly trained medical attendants, is also a major problem.
  • (10) Because of the small number of patients reported in the world literature and lack of controlled studies, the treatment of small cell carcinoma of the larynx remains controversial; this retrospective analysis suggests that combination chemotherapy plus radiation offers the best chance for cure.
  • (11) I would immediately look askance at anyone who lacks the last and possesses the first.
  • (12) The detection of these antibodies is difficult owing to the lack of standardization and of specificity of the laboratory tests.
  • (13) Core enzyme, lacking omega subunit, catalyzed this reaction at a rate less than 1% that of holoenzyme.
  • (14) But not only did it post a larger loss than expected, Amazon also projected 7% to 18% revenue growth over the busiest shopping period of the year, a far cry from the 20%-plus pace that had convinced investors to overlook its persistent lack of profit in the past.
  • (15) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
  • (16) Thus the failure to raise anti-Id with internal image characteristics may provide an explanation for the lack of anti-gp120 activity reported in anti-Id antisera raised to multiple anti-CD4 antibodies.
  • (17) His walkout reportedly meant his fellow foreign affairs select committee members could not vote since they lacked a quorum.
  • (18) In South Africa, health risks associated with exposure to toxic waste sites need to be viewed in the context of current community health concerns, competing causes of disease and ill-health, and the relative lack of knowledge about environmental contamination and associated health effects.
  • (19) The functional capacity to present antigens to T cells was lacking in normal resting B cells, but was acquired following LK treatment.
  • (20) These findings indicate an association between HLA-B7 and ankylosing spondylitis in American blacks and suggest that these patients who lack B27 but possess B7 represent a subgroup of patients with this disease.

Rack


Definition:

  • (n.) Same as Arrack.
  • (n.) The neck and spine of a fore quarter of veal or mutton.
  • (n.) A wreck; destruction.
  • (n.) Thin, flying, broken clouds, or any portion of floating vapor in the sky.
  • (v. i.) To fly, as vapor or broken clouds.
  • (v.) To amble fast, causing a rocking or swaying motion of the body; to pace; -- said of a horse.
  • (n.) A fast amble.
  • (v. t.) To draw off from the lees or sediment, as wine.
  • (a.) An instrument or frame used for stretching, extending, retaining, or displaying, something.
  • (a.) An engine of torture, consisting of a large frame, upon which the body was gradually stretched until, sometimes, the joints were dislocated; -- formerly used judicially for extorting confessions from criminals or suspected persons.
  • (a.) An instrument for bending a bow.
  • (a.) A grate on which bacon is laid.
  • (a.) A frame or device of various construction for holding, and preventing the waste of, hay, grain, etc., supplied to beasts.
  • (a.) A frame on which articles are deposited for keeping or arranged for display; as, a clothes rack; a bottle rack, etc.
  • (a.) A piece or frame of wood, having several sheaves, through which the running rigging passes; -- called also rack block. Also, a frame to hold shot.
  • (a.) A frame or table on which ores are separated or washed.
  • (a.) A frame fitted to a wagon for carrying hay, straw, or grain on the stalk, or other bulky loads.
  • (a.) A distaff.
  • (a.) A bar with teeth on its face, or edge, to work with those of a wheel, pinion, or worm, which is to drive it or be driven by it.
  • (a.) That which is extorted; exaction.
  • (v. t.) To extend by the application of force; to stretch or strain; specifically, to stretch on the rack or wheel; to torture by an engine which strains the limbs and pulls the joints.
  • (v. t.) To torment; to torture; to affect with extreme pain or anguish.
  • (v. t.) To stretch or strain, in a figurative sense; hence, to harass, or oppress by extortion.
  • (v. t.) To wash on a rack, as metals or ore.
  • (v. t.) To bind together, as two ropes, with cross turns of yarn, marline, etc.

Example Sentences:

  • (1) More than 250 borrowers contacted the Guardian to tell us how and why they borrowed and how their debts racked up.
  • (2) When the two sides played here 77 days earlier Stoke had racked up a 5-0 lead by half-time, the first time that had happened to Liverpool since 1976, but this time Hughes’s attackers had no delicacy around the penalty area.
  • (3) In one clothes shop, with racks of discounted Calvin Klein and DKNY, the manager, Sav, explains what's happened: "In this crisis, the middle classes have been hollowed out."
  • (4) But Nel said that for Steenkamp to have fallen on to the rack, given she was found with her head slumped over the toilet, she would have had to have got up.
  • (5) Around 50 suburban Chicago police departments and sheriff’s offices assisted, racking up more than $300,000 in overtime and other costs, according to an analysis that the Daily Herald newspaper published in early October.
  • (6) Against small diurnal fluctuations, stable vertical gradients (about 1 degree C between tops and bottoms of racks) were observed among one hour averages of room air temperatures.
  • (7) TfL has tried to minimise congestion by issuing permits for roadworks but said it had encountered a “repeat offender” in BT, which has racked up thousands of pounds in fines.
  • (8) The prospect of further ­demonstrations and strikes has raised fears of social unrest in a country that has been racked by street violence for the past 18 months.
  • (9) The second biggest YouTube channel in July 2014 was DisneyCollector, with its collection of toy-unboxing videos racking up 268m views in the month, putting it ahead of musician Shakira’s 226.6m views.
  • (10) Contact time (in seconds) to a circular metal rack positioned in the center of the animal activity monitor was also recorded as goal-directed exploratory activity.
  • (11) The spark for the longest-running protest in modern Tunisian history was lit on 17 December in the town of Sidi Bouzid, in the rural interior of Tunisia, a region of olive groves and agriculture which is racked by vast unemployment, repression and poverty a world away from the riches of the Tunisian tourist coast and the propaganda of Tunisia's "economic miracle".
  • (12) Removal of a cage from the rack and getting out a rat caused increase in plasma concentrations of corticosterone in its remaining cage mates.
  • (13) For example, the Pacers lost 107-97 , at home on Tuesday, in a game where their starting center Roy Hibbert's disappearing act reached nearly-comical levels as he racked up 0 points, 0 rebounds, 1 meager assist and four personal fouls in 12 minutes of playing time.
  • (14) Adoboli racked up the giant losses undetected through three means, Wass said.
  • (15) Certain smears, such as from semen or from serous fluids where malignancy is suspected or known, must be stained on separate racks.
  • (16) That enthusiasm for elegant, understated clothing and bags has paid off, as Prada has bucked the downturn to open stores around the world – 63 in the year to last September – and rack up €409m (£352m) in profit in the first three quarters of 2012, a huge rise of 50% year on year, boosted by an increase of 41% in Asian sales.
  • (17) At any other moment, Chilcot would have been the all-consuming subject of national debate for days or even weeks, with Blair on the rack.
  • (18) Over the next few years, he racked up a series of successful expeditions to peaks in the Himalayas and elsewhere, including in 1983 the first ascent of the south face of Annapurna II, just shy of 8,000m.
  • (19) Utensil drying racks were found in 56.0% of the households.
  • (20) A film based on a smutty book that now litters the racks of every last charity shop.