What's the difference between trap and trapper?

Trap


Definition:

  • (v. t.) To dress with ornaments; to adorn; -- said especially of horses.
  • (n.) An old term rather loosely used to designate various dark-colored, heavy igneous rocks, including especially the feldspathic-augitic rocks, basalt, dolerite, amygdaloid, etc., but including also some kinds of diorite. Called also trap rock.
  • (a.) Of or pertaining to trap rock; as, a trap dike.
  • (n.) A machine or contrivance that shuts suddenly, as with a spring, used for taking game or other animals; as, a trap for foxes.
  • (n.) Fig.: A snare; an ambush; a stratagem; any device by which one may be caught unawares.
  • (n.) A wooden instrument shaped somewhat like a shoe, used in the game of trapball. It consists of a pivoted arm on one end of which is placed the ball to be thrown into the air by striking the other end. Also, a machine for throwing into the air glass balls, clay pigeons, etc., to be shot at.
  • (n.) The game of trapball.
  • (n.) A bend, sag, or partitioned chamber, in a drain, soil pipe, sewer, etc., arranged so that the liquid contents form a seal which prevents passage of air or gas, but permits the flow of liquids.
  • (n.) A place in a water pipe, pump, etc., where air accumulates for want of an outlet.
  • (n.) A wagon, or other vehicle.
  • (n.) A kind of movable stepladder.
  • (v. t.) To catch in a trap or traps; as, to trap foxes.
  • (v. t.) Fig.: To insnare; to take by stratagem; to entrap.
  • (v. t.) To provide with a trap; as, to trap a drain; to trap a sewer pipe. See 4th Trap, 5.
  • (v. i.) To set traps for game; to make a business of trapping game; as, to trap for beaver.

Example Sentences:

  • (1) Magnetic polyethyleneimine (PEI) microcapsules have been developed for trapping electrophilic intermediates in the gastrointestinal (GI) tract.
  • (2) tert-Butyl hydroaminoxyl is detected as a degradation product of the hydroxyl adduct from all spin traps.
  • (3) This suggests that the fusion protein traps the SII in nonstimulatory interactions and that antibody 2-7B inhibits SII binding to RNA polymerase II.
  • (4) The mosquitoes coming to bite in bedrooms were monitored with light traps set beside untreated bednets.
  • (5) They alter most immune functions and create a state of immunity deficiency; they damage the tubules which may lead to interstitial fibrosis and increased postglomerular capillary resistance furthering the trapping of macromolecules in the glomeruli; and they probably increase tissue permeability to macromolecules.
  • (6) Direct surgical exposure of the cervical or cavernous internal carotid artery (ICA) was necessary in the remaining 3 patients, who had undergone unsuccessful surgical trapping.
  • (7) One of the reasons for doing this study is to give a voice to women trapped in this epidemic,” said Dr Catherine Aiken, academic clinical lecturer in the department of obstetrics and gynaecology of the University of Cambridge, “and to bring to light that with all the virology, the vaccination and containment strategy and all the great things that people are doing, there is no voice for those women on the ground.” In a supplement to the study, the researchers have published some of the emails to Women on Web which reveal their fears.
  • (8) The estimated forward (k) and backward (1) rate constants are: 2.45 x I05 M-1 s- and 0.23 x 103 s-1, respectively, for k and I for the case when the drug is trapped by both activation and inactivation gates, and 3.58 x 105 M-l s-l and 4.15 x 10-3 S-l for the case when the drug is not trapped.
  • (9) These results suggest that [99mTc]LDL acts as a trapped ligand in vivo and should therefore, be a good tracer for noninvasive quantitative biodistribution studies of LDL.
  • (10) Godiya Usman, an 18-year-old finalist who jumped off the back of the truck, said she feels trapped by survivor's guilt.
  • (11) Relative to the rate of formation of the 3-oxo intermediate trapped with N-acetylcysteine, epoxidation of octene and subsequent hydrolysis to octane-1,2-diol was over 40 times more rapid.
  • (12) Charcoal was added to the homogenization buffer in these experiments to prevent the artifactual activation of PKA by cAMP analogs trapped in the extracellular space.
  • (13) Best fit of the thyroid data was achieved with a model in which the trap is described by two compartments, a fast ("follicular cell") compartment and a slower ("colloid") compartment.
  • (14) The aggregation product is of high molecular weight and composed of monomers which are trapped in a minium of conformational energy different from the one characterizing the native enzyme.
  • (15) A continuous fluorometric assay that utilizes apoflavodoxin as a trapping agent for riboflavin 5'-phosphate (FMN) has been developed for flavokinase (ATP:riboflavin 5'-phosphotransferase, EC 2.7.1.26).
  • (16) Solid-phase adsorbents were compared in their trapping efficiencies for dichloromethane (DCM), ethylene dibromide (EDB), 4-nitroblphenyl (4-NB), 2-nitrofluorene (2-NF), and fluoranthene (FI).
  • (17) Gas trapping and corneal edema were not observed in uncovered corneas or corneas covered with membrane lenses.
  • (18) The cells were trapped on glass fiber filters and incorporated radioactivity was measured.
  • (19) Based on these results we propose that the linearization of the DNA elution dose-response curve observed after chromatin decondensation reflects a reduction in the degree of chromatin compactness in the nuclear complexes that leads to a relatively uniform distribution of the DNA on the filter and reduces trapping of elutable material in the compact nuclear structures otherwise present.
  • (20) At this time the circulating MN population probably contained labeled long-lived lymphocytes that did not enter inflammatory sites (the traps) as readily as the short-lived lymphocytes.

Trapper


Definition:

  • (n.) One who traps animals; one who makes a business of trapping animals for their furs.
  • (n.) A boy who opens and shuts a trapdoor in a gallery or level.

Example Sentences:

  • (1) Trapper moving 30,000 bees from South Austin oak tree What happened: When bees become disruptive in cities, local governments are favoring the relocation of bees over extermination.
  • (2) However, specific service accessibility problems were identified at the time of the evaluation as indicated by participation rates of only 50% of the targeted hunters and trappers.
  • (3) Among high risk subjects in the Rome area, Hantaan antibody was found in mammalogists (10%) and dialysis patients (6%), while none of the trappers, oarsmen, river policemen and firemen studied tested positive for antibodies to hantaviruses.
  • (4) Our results further support the concept that free radicals contribute to brain injury following ischemia and suggest the potential therapeutic application of electron spin trappers in stroke.
  • (5) I set about trying to figure out a large-scale affordable system for ridding the waterways of this species, which, really, is what the government should be doing – you can't have one bloke doing all the trapping… Environmentalists thought for a long time that trapping wouldn't work, because trappers only took the big fish and left the small ones in the wild.
  • (6) Chemiluminescence in the visible region was markedly quenched by various radical trappers and by an inhibitor of NADPH-cytochrome c reductase, but not by superoxide dismutase.
  • (7) We examined the ability of phenyl-t-butyl-nitrone (PBN), an electron spin trapper, to attenuate ischemia-induced forebrain edema and hippocampal CA1 neuronal loss in gerbils, and to protect rat cerebellar neurons in primary culture from glutamate-induced toxicity.
  • (8) 14 out of 66 trappers, or 21.2 per cent, had antibodies, at titer of 1:50 or more, to various leptospiral serovars: L.icterohaemorrhagiae in 12 cases, L.hardjo in 1 case, L.bratislava in 1 case.
  • (9) Twenty-three livetrapped and two trapper-caught river otters (Lutra canadensis) from northeastern Pennsylvania (USA) were examined for ectoparasites immediately after their captures during 1981 to 1985.
  • (10) In contrast to the effect of the trappers on PG synthesis, BSA and alpha-cyclodextrin are observed to potentiate BK- and ionophore-stimulated incorporation of [3H]acetate into PAF in the endothelial cells.
  • (11) In 1982 the Cree Board of Health and Social Services of James Bay in northern Quebec created the bush-kit program to provide hunters and trappers with the technical skills to handle medical problems in the bush.
  • (12) The influences of anti-allergic drugs on superoxide generation from the hypoxanthine-xanthine oxidase system or polymorphonuclear leukocytes (PMN) were studied by an electron spin resonance assay using 5,5-dimethyl-1-pyrroline-N-oxide (DMPO) as a spin trapper.
  • (13) Motor vehicles of any kind are banned, but you can hire a horse or a trapper (both about £20 an hour) – otherwise risk it on your own.
  • (14) Here is Fisher a few weeks ago: “When people like me … enter the fray on marriage we now expect to be tagged ‘ultra-conservative’, ‘tedious imbecile’, ‘delusional nutter’, ‘evangelical clap-trapper’ and even ‘nauseating piece of filth’ not just in the anti-social media but even in the mainstream.
  • (15) The environmental risk factors could justify the high prevalence of leptospiral antibodies in the field workers (trappers), while continuous laboratory contacts with rodents explain the presence of Hantaan virus antibodies in mammalogists .
  • (16) In Rome, leptospiral antibodies were found in trappers (21%) and oarsmen (5%) at a titer of 1:50 or more, with a predominance for the L. icterohaemorrhagiae serotype (85%).
  • (17) The results of these studies suggest that in the 89Sr-irradiated animal the spleen is transformed from a trapper to the prime supplier of CFU-S and that in normal mice the spleen may suppress marrow CFU-S proliferation.
  • (18) Five hundred two trappers representing 389 registered traplines in northern Alberta, northern British Columbia, Northwest Territories and Yukon Territory (Canada) responded to a questionnaire on the occurrence of hair loss and the winter tick (Dermacentor albipictus) on moose (Alces alces).
  • (19) Or maybe the site had been a resting place for some intrepid fur trapper?
  • (20) None of the 66 trappers studied (using IFI ) had detectable Hantaan antibody, while only 2 out of 20 mammalogists presented antibody at low titer (1:32).