What's the difference between peen and pen?

Peen


Definition:

  • (n.) A round-edged, or hemispherical, end to the head of a hammer or sledge, used to stretch or bend metal by indentation.
  • (n.) The sharp-edged end of the head of a mason's hammer.
  • (v. t.) To draw, bend, or straighten, as metal, by blows with the peen of a hammer or sledge.

Example Sentences:

  • (1) This could be shown in the shot peened plates as well as in the polished plates.
  • (2) A 1.6-kilobase internal fragment contains an open reading frame of 927 bases coding for an immunoreactive peptide of 34,349 daltons, which corresponds in size with an observed cytoplasmic form of fimbrial peptide (P. M. Fives-Taylor, F. L. Macrina, T. J. Pritchard, and S. J. Peene, Infect.
  • (3) This effect was especially marked after a shot-peening of alloys and a very high polishing of resin.
  • (4) Shot peening of surgical implants thus means an improvement in quality.
  • (5) The hardening achieved by shot peening is not reduced by bending.
  • (6) Shot peening can increase the fatigue strength of commercially available surgical plates made of 1.4435 alloy by 40% even in a corrosive environment.
  • (7) Up to now we implanted 37 shot peened osteosynthesis plates for fixation of intertrochanteric osteotomies.
  • (8) Our investigations show that residual stresses resulting from shot peening are reduced by additional bending of the plates.
  • (9) Metallurgic specimens showed not so many pittings at the shot peened plates in the region of the screw hole as were seen at the polished plates after the same period of implantation.
  • (10) The year before the Meyer-Lindenberg study was published, the existence of that link had been established still more firmly by a group of Dutch researchers led by Dr Jaap Peen.
  • (11) Shot peening is a cold-working process to increase the fatigue life of osteosynthesis plates.

Pen


Definition:

  • (n.) A feather.
  • (n.) A wing.
  • (n.) An instrument used for writing with ink, formerly made of a reed, or of the quill of a goose or other bird, but now also of other materials, as of steel, gold, etc. Also, originally, a stylus or other instrument for scratching or graving.
  • (n.) Fig.: A writer, or his style; as, he has a sharp pen.
  • (n.) The internal shell of a squid.
  • (n.) A female swan.
  • (v. t.) To write; to compose and commit to paper; to indite; to compose; as, to pen a sonnet.
  • (n. & v.) To shut up, as in a pen or cage; to confine in a small inclosure or narrow space; to coop up, or shut in; to inclose.
  • (n.) A small inclosure; as, a pen for sheep or for pigs.

Example Sentences:

  • (1) Why bother to put the investigators, prosecutors, judge, jury and me through this if one person can set justice aside, with the swipe of a pen.
  • (2) And if the Brexit vote was somehow not respected by Westminster, Le Pen could be bolstered in her outrage.
  • (3) Auranofin (AF), D-penicillamine (D-pen) and thiola are prescribed as disease-modifying drugs in the treatment of rheumatoid arthritis (RA).
  • (4) It’s clear which way the ultra-right community around Ukip wishes to go: their timelines are full of praise for Marine Le Pen and Geert Wilders , and blazing with imagery – both real and fake – of migrant riots in France and Sweden.
  • (5) Superman fans are up in arms at the decision of the publisher to appoint a noted anti-gay writer to pen the Man of Steel's latest adventures.
  • (6) By moving an electronic pen over a digitizing tablet, the subject could explore a line drawing stored in memory; on the display screen a portion of the drawing appeared to move behind a stationary aperture, in concert with the movement of the pen.
  • (7) Left ventricular cavity and muscle areas of each image were planimetered with a light-pen system and summated for volume: total volume = sigma (areas x 3 mm).
  • (8) The integrated sensing system is an ideal instrumental set up for viewing and recording the behaviour of rodents as well as other animals in the experimental pen throughout the year under varying weather and light conditions.
  • (9) The pullets were housed in battery brooder pens with raised wire floors.
  • (10) The dogs were housed in gravel-based, outdoor pens with doghouses in a high-altitude, high-sunshine level environment.
  • (11) There is a simple solution, formulated by English PEN, the Manifesto Club and the Earl of Clancarty, who raised the matter in the Lords earlier this year: remove short-term visits by non-EU artists from the PBS and expand the entertainer route, letting paid and unpaid artists qualify.
  • (12) In France last year, Marine Le Pen scored 18% in the presidential election and is now powering ahead against François Hollande, while in the Netherlands Geert Wilders' Freedom party is polling at 15%.
  • (13) With a stroke of his pen, he effectively declared the end of racism in America.
  • (14) The 27-year-old has put pen to paper on a three-and-a-half-year deal at the Emirates – he will wear the No23 shirt at the club – though confirmation that the deal had been ratified by the Premier League did not come until just before 5pm tonight.
  • (15) Harnessing its greatest asset – its authors – PEN is planning to publish an open letter to each of the five imprisoned writers every day this week, in the run up to the 33rd annual Day of the Imprisoned Writer on 15 November.
  • (16) An area on top of a hill near to the spot where Sharon was laid to rest alongside his late wife, Lily, was penned off with crash barriers.
  • (17) Deaths, 40 on CAZ and 21 on AG+PEN, were mainly related to their underlying condition.
  • (18) There is a god who protects me, and I just don’t believe Hofer will send me to a concentration camp.” Like Marine Le Pen’s Front National, the Freedom party has actively tried to distance itself from its antisemitic past since at least 2010, when it joined a cross-party alliance in the European parliament with Geert Wilders’ Party for Freedom and Italy’s Northern League.
  • (19) But Ukip is not the NF nor Trump, Nigel Farage is not Le Pen, father, daughter or niece Marion.
  • (20) I don’t think we should spend too long doing it.” Farage enjoyed support from the far-right French politician and Front National leader, Marine Le Pen , who spoke next.

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