perforation

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per·fo·ra·tion

 (pûr′fə-rā′shən)
n.
1. A hole or series of holes punched or bored through something, especially a hole in a series, separating sections in a sheet or roll.
2.
a. The act of perforating.
b. The state of being perforated.

perforation

(ˌpɜːfəˈreɪʃən)
n
1. the act of perforating or the state of being perforated
2. a hole or holes made in something
3.
a. a method of making individual stamps, coupons, etc, easily separable by punching holes along their margins
b. the holes punched in this way. Abbreviation: perf

per•fo•ra•tion

(ˌpɜr fəˈreɪ ʃən)

n.
1. a hole made by or as if by boring, punching, or piercing through something.
2. one of a series of holes between individual postage stamps on a sheet.
3. the act of perforating.
4. the condition or state of being perforated.
[1400–50; late Middle English < Medieval Latin perforātiō hole (Latin: the act of boring). See perforate, -tion]

perforation

A hole formed by erosion in an organ or passageway of the body.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.perforation - a line of small holes for tearing at a particular placeperforation - a line of small holes for tearing at a particular place
hole - an opening deliberately made in or through something
2.perforation - a hole made in something; "a perforation of the eardrum"
hole - an opening into or through something
3.perforation - the act of punching a hole (especially a row of holes as for ease of separation)
puncture - the act of puncturing or perforating

perforation

noun
1. An opening, especially in a solid structure:
2. A small mark or hole made by a sharp, pointed object:
Translations
تَثْقيب، تَخْريمثَقْب، خُرْم
děrováníperforace
perforering
átlyukasztásperforáció
götunrifgötun
dierkovanieperforácia
delikdelik açma

perforation

[ˌpɜːfəˈreɪʃən] N (gen) → perforación f; [of stamp] → perforado m

perforation

[ˌpɜːrfəˈreɪʃən]
nperforation f perforations
npl (= line of holes) → pointillé m
The perforations in a sheet of stamps make them easier to tear off → Le pointillé sur une feuille de timbres permet de les détacher plus facilement.

perforation

n (= act)Perforieren nt; (= row of holes, Med) → Perforation f

perforation

[ˌpɜːfəˈreɪʃn] n (act) → perforazione f; (in stamps) → dentellatura; (hole) → foro

perforate

(ˈpəːfəreit) verb
to make a hole or holes in, especially a line of small holes in paper, so that it may be torn easily. Sheets of postage stamps are perforated.
ˈperforated adjective
ˌperfoˈration noun
1. a small hole, or a number or line of small holes, made in a sheet of paper etc. The purpose of the perforation(s) is to make the paper easier to tear.
2. the act of perforating or being perforated.

per·fo·ra·tion

n. perforación, agujero.

perforation

n perforación f
References in classic literature ?
They got through the door and clambered with some difficulty up the nearly vertical passage, holding on desperately with toes and finger-tips, to the ventilating perforations in its floor.
The punch was a perforation. Thrusting the instrument into the huge bear's nostril, Mulcachy cut a clean round chunk of living meat out of one side of it.
Through the perforation Mulcachy immediately clamped a metal ring.
He tore the thing out, ripping the ring clear through the flesh and transforming the round perforation into a ragged chasm of pain.
It was clear, then, that the instrument producing the perforation was not of a common stamp and, after having been driven with prodigious strength, and piercing an iron plate 1 3/8 inches thick, had withdrawn itself by a backward motion.
The stranger had, without assistance, bared his own shoulder, when the slight perforation produced by the pas sage of the buckshot was plainly visible.
Posterior perforation has more A-C threshold among single quadrant perforations, however central perforation has maximum AC threshold (p value significant).
Alhough duodenal perforations are more commonly reported, it appears that the dynamics of the socio-demographics of patients with PPUD depends on the region studied (4,5).
Studies examining the effects of the perforation location on hearing thresholds report that perforations localized to the posterior quadrant eliminate phase difference discrimination and raise hearing thresholds (1, 7, 8).
The attempted endotracheal intubation(s) may cause esophageal perforation and such perforations mainly occur in the cervical segment (1,2).
Current management of gall bladder perforations. ANZ J Surg 2004; 74: 843-6.
Continuous attempts have been made to develop drugs for repairing TM perforations. For example, fibroblast growth factor and gelatin sponge have shown the ability to facilitate the healing of Traumatic TM perforations.