What's the difference between perch and square?

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.

Square


Definition:

  • (n.) The corner, or angle, of a figure.
  • (n.) A parallelogram having four equal sides and four right angles.
  • (n.) Hence, anything which is square, or nearly so
  • (n.) A square piece or fragment.
  • (n.) A pane of glass.
  • (n.) A certain number of lines, forming a portion of a column, nearly square; -- used chiefly in reckoning the prices of advertisements in newspapers.
  • (n.) One hundred superficial feet.
  • (n.) An area of four sides, generally with houses on each side; sometimes, a solid block of houses; also, an open place or area for public use, as at the meeting or intersection of two or more streets.
  • (n.) An instrument having at least one right angle and two or more straight edges, used to lay out or test square work. It is of several forms, as the T square, the carpenter's square, the try-square., etc.
  • (n.) Hence, a pattern or rule.
  • (n.) The product of a number or quantity multiplied by itself; thus, 64 is the square of 8, for 8 / 8 = 64; the square of a + b is a2 + 2ab + b2.
  • (n.) Exact proportion; justness of workmanship and conduct; regularity; rule.
  • (n.) A body of troops formed in a square, esp. one formed to resist a charge of cavalry; a squadron.
  • (n.) Fig.: The relation of harmony, or exact agreement; equality; level.
  • (n.) The position of planets distant ninety degrees from each other; a quadrate.
  • (n.) The act of squaring, or quarreling; a quarrel.
  • (n.) The front of a woman's dress over the bosom, usually worked or embroidered.
  • (a.) Having four equal sides and four right angles; as, a square figure.
  • (a.) Forming a right angle; as, a square corner.
  • (a.) Having a shape broad for the height, with rectilineal and angular rather than curving outlines; as, a man of a square frame.
  • (a.) Exactly suitable or correspondent; true; just.
  • (a.) Rendering equal justice; exact; fair; honest, as square dealing.
  • (a.) Even; leaving no balance; as, to make or leave the accounts square.
  • (a.) Leaving nothing; hearty; vigorous.
  • (a.) At right angles with the mast or the keel, and parallel to the horizon; -- said of the yards of a square-rigged vessel when they are so braced.
  • (n.) To form with four sides and four right angles.
  • (n.) To form with right angles and straight lines, or flat surfaces; as, to square mason's work.
  • (n.) To compare with, or reduce to, any given measure or standard.
  • (n.) To adjust; to regulate; to mold; to shape; to fit; as, to square our actions by the opinions of others.
  • (n.) To make even, so as leave no remainder of difference; to balance; as, to square accounts.
  • (n.) To multiply by itself; as, to square a number or a quantity.
  • (n.) To hold a quartile position respecting.
  • (n.) To place at right angles with the keel; as, to square the yards.
  • (v. i.) To accord or agree exactly; to be consistent with; to conform or agree; to suit; to fit.
  • (v. i.) To go to opposite sides; to take an attitude of offense or defense, or of defiance; to quarrel.
  • (v. i.) To take a boxing attitude; -- often with up, sometimes with off.

Example Sentences:

  • (1) The compressive strength of bone is proportional to the square of the apparent density and to the strain rate raised to the 0.06 power.
  • (2) Former lawmaker and historian Faraj Najm said the ruling resets Libya “back to square one” and that the choice now faced by the Tobruk-based parliament is “between bad and worse”.
  • (3) Paired tolbutamide and glucose infusions using a square wave technique demonstrated that although early phase insulin secretion is dimished in the fetus, this is not due to an absolute deficiency of stored insulin.
  • (4) The summary statistics examined are (a) the slope of the least-squares regression of the marker, (b) the average of the last r measurements, and (c) the difference between the averages of the last r and the first s measurements.
  • (5) High concordance was observed between a positive test and relapse during the period of study (chi-square = 27.53, P less than 0.001).
  • (6) At 1 month the rate of production of 6-keto-PGF1 alpha per square millimeter of surface area of experimental segments was normal.
  • (7) In this paper we propose an alternative approach, based on a simple adjustment of the standard Pearson chi-square test for the equality of proportions.
  • (8) After restrained least-squares refinement of the enzyme-substrate complex with the riboflavin omitted from the model, additional electron density appeared near the pyrophosphate, which indicated the presence of an ADPR molecule in the FAD binding site of PHBH.
  • (9) Similarly, while those in the City continue to adopt a Millwall FC-style attitude of "no one likes us, we don't care", there is no incentive for them to heed the advice and demands of the public, who those in the Square Mile prefer to dismiss as intemperate ignoramuses.
  • (10) The feasibility of estimating these parameters, demonstrated by the present study, suggests that a recursive least squares estimation procedure could be used to recover the time variation of each parameter during exercise stress testing of subjects with normal or nearly normal gas exchange.
  • (11) Concentrations of DLIS were detectable in significantly more (58.3%) of the 12 CHF patients (group A) who were not receiving digoxin than in the 22 normal volunteers tested (13.6%) (P less than 0.05 by both chi-square and Fisher's exact test).
  • (12) According to the duration of filtered QRS (fQRS), to the voltage of root mean square of the terminal 40 ms (RMS 40) and to the duration of low amplitude terminal components of the sinus cycles, ventricular late potentials were detected in nine out of 29 subjects.
  • (13) In a BBC Radio 4 performance that attempts to underline his status as a normal bloke – although he admits he was too "square" to attract a girlfriend at university – Miliband's luxury item is a weekly chicken tikka masala from his local north London Indian takeaway.
  • (14) The overall median density was 123 cells per field, which corresponds to 6,950 cells per square mm.
  • (15) The structure of Mn(III) superoxide dismutase (Mn(III)SOD) from Thermus thermophilus, a tetramer of chains 203 residues in length, has been refined by restrained least-squares methods.
  • (16) SSR was evoked by square wave electric stimulation through a pair of surface electrodes placed on the unilateral forearm.
  • (17) After excluding isonymous matings the chi-square values for unique and nonunique surname pairs remained significant for both religious groups.
  • (18) Over the past year, under the rule of Abdel Fatah al-Sisi , security forces have ousted street sellers from the core of the city centre and prominent locations such as Ramses Square, home to Cairo’s main train terminal.
  • (19) The ideal body weight (kg) of each individual can be calculated by the following formula: ideal body mass index x the height (m)2, since body mass index is expressed by the body weight in kilogram divided by the height squared in meters.
  • (20) By comparison in the Netherlands, where there is a better technical training provision, every secondary school is built with an additional 650 square metres of non-academic training space; an investment of more than £1.5m per school.” The Association of School and College Leaders criticised the absence of more funding for students studying for A-levels.