What's the difference between parapet and perimeter?

Parapet


Definition:

  • (n.) A low wall, especially one serving to protect the edge of a platform, roof, bridge, or the like.
  • (n.) A wall, rampart, or elevation of earth, for covering soldiers from an enemy's fire; a breastwork. See Illust. of Casemate.

Example Sentences:

  • (1) Not only will these leave many more people vulnerable, not least the very young, but also make it even less likely that they or anyone else will be listened to, if they dare to raise their head above the parapet on their behalf.
  • (2) The impending publication of the putative nude pictures, a humiliation that turned out to be a bluff, might have pulled Watson down among the lower orders of former child stars, those people who now exist in the public consciousness merely as cautionary tales to scare naughty teenagers: “Look what happened to Bieber today!”; “Did you see Cyrus in that outfit?” Although Watson has put her head above the parapet before, the provocation cited by the hoaxers was the New York speech she gave last Monday promoting the HeForShe campaign and arguing that gender discrimination harms both men and women.
  • (3) E.ON was the only one brave – or foolhardy – enough to put its head above the parapet and make a formal application to the government.
  • (4) Speaking of Suárez, he had a rather poor first-half and if Liverpool want something from this he is going to have to poke his head above the parapet.
  • (5) Click here to watch The Ashton Kutcher-starring biopic of Apple co-founder Steve Jobs has rather dropped off the radar after its premiere at Sundance - but now it's poked its head above the parapet as its August release date nears.
  • (6) It’s a way of sticking their heads above the parapet.
  • (7) Another Russian prepared to put his head above the parapet is oligarch Boris Berezovsky.
  • (8) "If you put your head above the parapet in Britain and you have self-confidence, especially if you're a woman, people don't like it."
  • (9) Yet the fact remains women who put their head above the parapet have a much harder time than men.
  • (10) The experience was a window into just how much hatred and rage you can attract simply by being a black woman who raises her head above the parapet in modern Britain.
  • (11) To the right, two prosecutors in blue uniforms sit at a desk in front of four windows looking on to a brick building with a snowy parapet and a tree petrified in ice.
  • (12) The passengers are packed so tightly that those on the outside face outwards, with their legs hanging from the parapet.
  • (13) "Nobody wants to stick their head above the parapet.
  • (14) Rexy had managed to get lodged so when looking toward the cervix using a speculum you could just see his head and front claws above this anatomical parapet.
  • (15) Douglas has never put her head above the parapet, sought out or courted the press, and always seems most at ease with other BBC radio people, with producers, and the talent, who, naturally, like her focus on them.
  • (16) If you find it’s very difficult to change things, and I had a similar problem to Heather when I was on the FA council, you know that if you stick your head over the parapet, someone is going to want to chop it off.
  • (17) They are being bullied, they are being intimidated, they are being pressurised not to support me, so we don’t have a contest.” He told the Good Morning Scotland programme: “I wouldn’t even have put my head above the parapet if I didn’t know I had that support.” He said problems with the “party machine” were about “people who want power and position and influence”.
  • (18) But one Harare-based ambassador has stuck his head above the parapet.
  • (19) In the statement, he said: "The soil we till is highly controversial, and anyone who puts their head above the parapet has to be prepared to endure a degree of public vilification.
  • (20) From there, he wrote one the earliest “panoramic” portraits of the city seen from an azotea: “ Come Sundays, and the high windows, what with the red light that they reflect, look like entrances to burning furnaces; just when the sun becomes more endurable and drags its horizontal rays across the city, the people of Mexico appear on the rooftops and give themselves to contemplating the streets, to looking up at the sky, to spying on the neighbouring houses, to not doing anything (…) It is then when the bored emerge to the rooftops, men who spend long hours reclined on parapets, looking at a tiny figure that moves around in another rooftop, on the horizon, as far as sight can carry.

Perimeter


Definition:

  • (n.) The outer boundary of a body or figure, or the sum of all the sides.
  • (n.) An instrument for determining the extent and shape of the field of vision.

Example Sentences:

  • (1) According to perimeter of leg, 13% of these girl students might he considered affected of second degree malnutrition, this situation prevailed from 13 to 18 years of age, but was not true in the 12--year--old group.
  • (2) Down the road another group of protesters gathered outside the chain-link fence surrounding the Marriott's perimeter.
  • (3) New bone also developed on the cemoral component of the pseudarthrosis in the form of osteophytes situated around the perimeter of the resected surface.
  • (4) By double immunostaining, 55.0% to 89.7% of hCG alpha cells were synchronously immunoreactive for serotonin in Type A and 3.2% to 11.8% of hCG alpha cells showed PP-positivity in Type B. HCG alpha-positive granules had a constant relationship between perimeter (P) and area (A), log10 A approximately D log10 P, in each case (n = 5).
  • (5) The inside groups hope to be able to come out and join the blue bloc, and hold a "people's summit" inside, or near the perimeter of the centre.
  • (6) The ratio of the area (A) to the perimeter squared (L2) was termed "area factor" (f) and used as a factor indicating circularity.
  • (7) Nuclear perimeter had the highest discriminative power.
  • (8) We have now studied the morphologies, central projections, and retinal distributions of the major morphological classes of ganglion cells in the normal adult monkey, the newborn monkey, and the adult monkey in which restricted regions of retina were depleted of ganglion cells at birth as a result of small lesions made around the perimeter of the optic disc.
  • (9) The mean value of outer villous perimeter, mean chord length and per cent area were respectively 46.9 mu (X 1000 mu 2) with a standard deviation of 4.6, 57.7 mu (standard deviation 9.3) and 66.1% (standard deviation 7.4).
  • (10) The deformities resulting from premature closure of a coronal, sagittal, metopic, or lambdoid suture can be predicted by the following observations: (1) cranial vault bones that are prematurely fused act as a single bone plate with decreased growth potential; (2) asymmetrical bone deposition occurs mainly at perimeter sutures, with increased bone deposition directed away from the bone plate; (3) sutures adjacent to the stenotic suture compensate in growth more than those sutures not contiguous with the closed suture; and (4) enhanced bone deposition occurs along both sides of a nonperimeter suture that is a continuation of the prematurely closed suture.
  • (11) By means of an automatic image analysis system we measure trabecular bone area (A1) and perimeter (P1).
  • (12) Typically, approximately four to eight ER-ir ependymal cells were present around the perimeter of the third ventricle, although occasionally small aggregations of greater numbers of labeled cells were observed.
  • (13) The parameters measured were the nuclear area, the nuclear perimeter and the maximum nuclear diameter.
  • (14) The study of surface antigen by immunoelectron microscopy has been hampered by the fact that thin sections of cells provide only a view of the cell perimeter in an essentially two- dimensional fashion.
  • (15) The perimeters of neuronal somata and the proximal parts of dendrites bound the antibody.
  • (16) It is related to physical and physiological factors that derive from the volume of tissue transplanted, the neatness of its fit into the wound, its supportive facilities, its functional activity, its relation to gravity, and the effect of its perimeter scar tissue bed and venous drainage system.
  • (17) Her husband, a government official, went straight back to work after being rescued from the roof of the town hall, where he survived by clinging on to the perimeter fence while 70 of his colleagues drowned.
  • (18) Tangent-screen visual fields were compared with the fields determined by a newly acquired automated perimeter in 100 eyes of consecutive patients with glaucoma or suspected glaucoma.
  • (19) Fourteen peace activists from across the United States will begin a protest vigil and fast along the perimeter fence of the US military detention camp at Guantánamo Bay , Cuba, on Wednesday in an attempt to draw attention to what they consider to be ongoing human rights abuses at the prison.
  • (20) The reproducibility of perimetric results on the blind spot has been investigated under controllnt well-trained perimetrists on 178 eyes of 107 patients; the same eyes and patients were examined twice with the computer perimeter as well.