What's the difference between perch and position?

Perch


Definition:

  • (n.) Any fresh-water fish of the genus Perca and of several other allied genera of the family Percidae, as the common American or yellow perch (Perca flavescens, / Americana), and the European perch (P. fluviatilis).
  • (n.) Any one of numerous species of spiny-finned fishes belonging to the Percidae, Serranidae, and related families, and resembling, more or less, the true perches.
  • (n.) A pole; a long staff; a rod; esp., a pole or other support for fowls to roost on or to rest on; a roost; figuratively, any elevated resting place or seat.
  • (n.) A measure of length containing five and a half yards; a rod, or pole.
  • (n.) In land or square measure: A square rod; the 160th part of an acre.
  • (n.) In solid measure: A mass 16/ feet long, 1 foot in height, and 1/ feet in breadth, or 24/ cubic feet (in local use, from 22 to 25 cubic feet); -- used in measuring stonework.
  • (n.) A pole connecting the fore gear and hind gear of a spring carriage; a reach.
  • (v. i.) To alight or settle, as a bird; to sit or roost.
  • (v. t.) To place or to set on, or as on, a perch.
  • (v. t.) To occupy as a perch.

Example Sentences:

  • (1) A sensitive radioimmunoassay (RIA) for the measurement of metallothionein (MT) from perch (Perca fluviatilis) has been developed.
  • (2) • earthseasky.org North Zakynthos Potamitis Brothers, North Zakynthos Where to stay: Potamitis Brothers The brothers run boat trips (see below), but also own some rather special accommodation perched on the cliffs of Cape Skinari on the northern tip of Zakynthos.
  • (3) We tested 1,145 isolates from fresh and spoiling irradiated (0.0, 0.3, and 0.6 Mrad) yellow perch fillets for proteolytic activity, by the use of both media.
  • (4) In order to determine the most suitable cage environment for the squirrel monkey, a series of studies were carried out to compare various perch materials and cage configurations.
  • (5) Peering out from his Kremlin perch, Putin sees a European continent divided between wealthy and poor countries, between north and south, and senses an opportunity.
  • (6) Just a whisper between us, its about time some of the old guard got a hoot under their perch.
  • (7) Does he fancy winning the league again & knock Liverpool right off their perch?"
  • (8) Only a slight induction in monooxygenase activities was seen in perch caught near the oil spill 4 months after the accident.
  • (9) Those who remember the Two Davids of the 1987 SDP-Liberal Alliance will recall the exquisite agony only too well, cruelly captured by the Spitting Image puppet of little Steel perched in big Owen's pocket.
  • (10) Kerry McQuade whose home perched high up on Blenheim Street avoided the worst effects, said: "We had two hours of a torrential downpour, followed by continual rain, from lunchtime.
  • (11) The same phenomenon was observed for the perch and Crusian carp, with low nitrate concentrations, while with higher nitrate concentrations, the uptake levels were again increased.
  • (12) The rest of the week he drives to other city centres and commercial sites, with Emu sitting on a perch in a large wooden box in the back of the van.
  • (13) The separation of two isoforms of rainbow trout (Salmo gairdneri) metallothionein was possible by DEAE-Sephadex A-25 chromatography, while only one form of perch (Perca fluviatilis) metallothionein was obtained with this method.
  • (14) Lines of Syrian army troops circle Qerdaha, adding an additional defence to the natural protection offered by the mountain it perches on, overlooking Latakia.
  • (15) Cells of the gas gland of the perch Perca fluviatilis L., stimulated to increased generation of gas by the repeated emptying of the swim-bladder, were examined in the electron microscope.
  • (16) The total lipid content in the muscle of perch (Perca fluviatilis) and vendace (Coregonus albula) was less than 50% of that in rainbow trout and a seasonal variation was clear only in vendace.
  • (17) Perched in a grove of poplars and with prayer flags stretching away on all sides, Muktinath is Nepal's second-most sacred site for Hindus after Pashupatinath , which in comparison lies rather forlornly at the end of Kathmandu's international airport runway.
  • (18) Therefore we suggest that this purified form of cytochrome P-450 is a BNF-induced form in perch and that it is closely related to the gene subfamily cytochrome P-450 IA1.
  • (19) The Five senior programme controller, Chris Shaw, said: "Ten years on from the famous perch people are still obsessing with soft furnishings and the desk.
  • (20) The fortress-like villages perched on rocky mountaintops we saw when we visited the north of the country are reminders that Yemen has constantly been invaded, or otherwise meddled with, by outsiders, from the Turks onwards.

Position


Definition:

  • (v. t.) To indicate the position of; to place.
  • (n.) The state of being posited, or placed; the manner in which anything is placed; attitude; condition; as, a firm, an inclined, or an upright position.
  • (n.) The spot where a person or thing is placed or takes a place; site; place; station; situation; as, the position of man in creation; the fleet changed its position.
  • (n.) Hence: The ground which any one takes in an argument or controversy; the point of view from which any one proceeds to a discussion; also, a principle laid down as the basis of reasoning; a proposition; a thesis; as, to define one's position; to appear in a false position.
  • (n.) Relative place or standing; social or official rank; as, a person of position; hence, office; post; as, to lose one's position.
  • (n.) A method of solving a problem by one or two suppositions; -- called also the rule of trial and error.

Example Sentences:

  • (1) The bank tellers who saw their positions filled by male superiors took special pleasure in going to the bank and keeping them busy.
  • (2) In each sheep there was a significant negative correlation between the glucose and corticosteroid concentrations in both maternal and fetal plasma, and there were positive correlations between the maternal and fetal plasma concentrations of glucose, and between the glucose and fructose concentrations of fetal plasma.
  • (3) None of the strains was found to be positive for cytotoxic enterotoxin in the GM1-ELISA.
  • (4) The patterns observed were: clusters of granules related to the cell membrane; positive staining localized to portions of the cell membrane, and, less commonly, the whole cell circumference.
  • (5) In 49 cases undergoing systemic lymphadenectomy 32 were found to have glandular involvement, of which both aortic and pelvic nodes were positive in 17 cases (53.1%), aortic nodes positive but pelvic negative in six (18.8%), and pelvic nodes positive but aortic negative in nine (28.1%).
  • (6) The Na+ ionophore, gramicidin, had a small but significant inhibitory effect on Na(+)-dependent KG uptake, demonstrating that KG uptake was not the result of an intravesicular positive Na+ diffusion potential.
  • (7) Fecal occult blood was positive in 4 patients and fecal leukocytes were positive in one patient.
  • (8) We have determined the genomic structure of the fosB gene and shown that it consists of 4 exons and 3 introns at positions also found in the c-fos gene.
  • (9) An unsaturated fatty acid auxotroph of Escherichia coli was grown with a series of cis-octadecenoate isomers in which the location of the double bond varied from positions 3 to 17.
  • (10) It is concluded that amlodipine reduces myocardial ischemic injury by mechanism(s) that may involve a reduction in myocardial oxygen demand as well as by positively influencing transmembrane Ca2+ fluxes during ischemia and reperfusion.
  • (11) Stimulation is also observed with mixtures of APC expressing DPw3 and APC expressing A1, and likewise, DPw3+ APC become stimulatory when preincubated with supernatants from A1-positive cells.
  • (12) Nine of 14 patients studied for documented clinical relapse had positive repeat studies.
  • (13) Ca2+ transport was positively correlated with MR cell density.
  • (14) At pH 7.0, reduction is complete after 6 to 10 h. These results together with an earlier study concerning the positions of the two most readily reduced bonds (Cornell J.S., and Pierce, J.G.
  • (15) A quadripolar catheter was positioned either at the site of earliest ventricular activation during induced monomorphic ventricular tachycardia or at circumscribed areas of the left ventricle.
  • (16) Fifteen sera ICA-IgG and ICA-protein A positive with high titres remained positive thereafter.
  • (17) These data indicate that RNA faithfully transfers "suppressive" as well as "positive" types of immune responses that have been reported previously for lymphocytes obtained directly from tumour-bearing and tumour-immune animals.
  • (18) Induction of labor, based upon only (1) a finding of meconium in the amniocentesis group or (2) a positive test in the OCT group, was nearly three times more frequent in the amniocentesis group.
  • (19) Mike Ashley told Lee Charnley that maybe he could talk with me last week but I said: ‘Listen, we cannot say too much so I think it’s better if we wait.’ The message Mike Ashley is sending is quite positive, but it was better to talk after we play Tottenham.” Benítez will ask Ashley for written assurances over his transfer budget, control of transfers and other spheres of club autonomy, but can also reassure the owner that the prospect of managing in the second tier holds few fears for him.
  • (20) When subjects centered themselves actively, or additionally, contracted trunk flexor or extensor muscles to predetermined levels of activity, no increase in trunk positioning accuracy was found.