What's the difference between polygon and square?

Polygon


Definition:

  • (n.) A plane figure having many angles, and consequently many sides; esp., one whose perimeter consists of more than four sides; any figure having many angles.

Example Sentences:

  • (1) Gap junctions were of different sizes and frequently composed of a small number of connexons organized in polygonal aggregates or linear arrays.
  • (2) The isolated outer sheath was observed as a triple-layered, closed vesicle carrying a polygonal array by electron microscopy.
  • (3) Electron microscopically, the tumor cell nuclei were oval or polygonal and sometimes slightly invaginated, with a few prominent nucleoli.
  • (4) Delimitation of the pathological process in the lung is characterized by an increase in the number of T- and B-lymphocytes and considerable predominance of polygonally shaped cells with cytoplasmic outgrowths of different lengths and their subsequent replacement by a cell form transitory between T- and B-lymphocytes.
  • (5) At day 12-15, some nodules consisting of polygonal cells were formed in all culture conditions, and these nodules were mineralized 2-3 days later.
  • (6) The majority of the choline acetyltransferase-immunoreactive neurons had fusiform, oval, or polygonal somata with somatic diameters greater than 20 microns and contained deeply invaginated nuclei surrounded by copious cytoplasm.
  • (7) One type of cells had polygonal morphology, showed density-dependent contact inhibition at confluence in vitro, showed lectin-binding characteristics of endothelium (but only moderate positivity for factor VIII antigen), demonstrated induction of gamma-glutamyl transpeptidase when exposed to astrocyte-conditioned media, and responded to insulin by a pronounced increase in DNA synthesis.
  • (8) The first type included large multipolar neurons with triangular or polygonal perikarya and typically 3-5 dendrites emerging from the poles of each cell.
  • (9) Type II neurons had multipolar or polygonal cell bodies, which measured an average 31 micrometer by 43 micrometer and emitted four to seven primary dendrites.
  • (10) "En face" views of the epithelial cells showed capping protein distributed in a polygonal pattern coincident with cell boundaries in intestinal epithelium, sensory epithelium of the cochlea, and the pigmented epithelium of the retina and at regions of cell-cell contact between chick embryo kidney cells in culture.
  • (11) Polygonal, foamy macrophages were found in 12 cases.
  • (12) The subcultured HNC and ADPKD cells retained characteristic epithelial polygonal and elongated shape and positive immunofluorescent staining for cytokeratin.
  • (13) The slightly prominent apices of the superficial epithelial cells are more or less polygonal in shape and covered with short microvilli among which small granules as possible morphological expression of a secretory activity are detectable.
  • (14) Initially, they grew as individual polygonal cells, tending to form tight confluent monolayers with poorly defined intercellular boundaries.
  • (15) A 3rd type displayed a polygonal outline and increased cytoplasm.
  • (16) While the arteries show a long stretched spinle or lancet like form they change over blunt, oval, triangular or rhomboid forms into polygonal cells with spiked border lines at the venules.
  • (17) Also PMA was found to cause a profound change in astrocyte morphology; cells were converted from flat, polygonal, undifferentiated cells to process-bearing cells.
  • (18) On these substrata, cultured astrocytes changed their shape from flat and polygonal to stellate in the absence of hormones or growth factor supplements.
  • (19) The cells have a spindle, round or polygonal shape with neoplastic and pleomorphic features that grew in multilayers without contact inhibition.
  • (20) The rate constant for clearance as described in the paper represents a non-invasive method for rapid evaluation of the uptake capacity of the liver and, in particular, with regard to the polygonal cells of the liver parenchyma when IDA derivatives are employed.

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.