What's the difference between retract and retreat?

Retract


Definition:

  • (v. t.) To draw back; to draw up or shorten; as, the cat can retract its claws; to retract a muscle.
  • (v. t.) To withdraw; to recall; to disavow; to recant; to take back; as, to retract an accusation or an assertion.
  • (v. t.) To take back,, as a grant or favor previously bestowed; to revoke.
  • (v. i.) To draw back; to draw up; as, muscles retract after amputation.
  • (v. i.) To take back what has been said; to withdraw a concession or a declaration.
  • (n.) The pricking of a horse's foot in nailing on a shoe.

Example Sentences:

  • (1) Brain damage may be followed by a number of dynamic events including reactive synaptogenesis, rerouting of axons to unusual locations and altered axon retraction processes.
  • (2) Tottenham Hotspur’s £400m redevelopment of White Hart Lane could include a retractable grass pitch as the club explores the possibility of hosting a new NFL franchise.
  • (3) Any MP who claims this is not statutory regulation is a liar, and should be forced to retract and apologise, or face a million pound fine.
  • (4) During the first 15 to 20 min of metamorphosis the larval arms are retracted and resorbed into the aboral surface of the juvenile.
  • (5) • Written, oral and video statements of self-incrimination and self-renunciation by the detainees, apparently induced by the authorities, have been released through official media channels (for example, lawyer Zhang Kai was induced to make such a statement, which he later retracted).
  • (6) Duane's retraction syndrome is a congenital eye movement disorder characterized by a deficiency of abduction, mild limitation of adduction, with retraction and narrowing of the palpebral fissure on attempted adduction.
  • (7) Axonal trees display differential growth during development or regeneration; that is, some branches stop growing and often retract while other branches continue to grow and form stable synaptic connections.
  • (8) She said she was not worried by Rubio’s one-time position on his immigration bill, later retracted, that he could not support reform if it included citizenship for gay couples.
  • (9) Useful differential morphological criteria can be: star-like or transverse ring-shaped profile of isolated ulcerations, tubular ileocolic junction with retracted cecum and open valve, and uniformity of lesion in the comprehensive picture of the clinical case.
  • (10) Both require more brain retraction and have greater risk to the facial nerve than the translabyrinthine approach.
  • (11) Unlike posterior tympanoplasty, this technique makes it possible to meticulously remove the osteitic bone invariably found in the facial recess when there is infection of the retraction pocket.
  • (12) In the third patient laparotomy was applied owing to the bleeding from the retracted, cut uterine artery.
  • (13) Because of laboratory and clinical observation that recurrent nerve paralysis retracts the involved vocal cord from the midline, it was proposed that deliberate section of the recurrent nerve would improve the vocal quality of patients with spastic dysphonia.
  • (14) Seven to 30 days following axotomy the volume of the hypoglossal nucleus was significantly diminished, undoubtedly reflecting dendritic retraction (P less than 0.05).
  • (15) Contacts resulting in collapse and retraction were often accompanied by a rapid and transient burst of lamellipodial activity along the neurite 30-50 microns proximal to the retracting growth cone.
  • (16) At three, six, and twelve months after the first operation the development of retraction pockets was also studied.
  • (17) The anchoring wire can also be retracted and repositioned.
  • (18) The right occipital lobe is retracted laterally from the falx cerebri.
  • (19) These experiments demonstrated that accessory abducens is a primary controller of eye retraction through its axons to retractor bulbi.
  • (20) A commercial system for producing retracted compensators has been adapted to suit local needs, and is evaluated here.

Retreat


Definition:

  • (n.) The act of retiring or withdrawing one's self, especially from what is dangerous or disagreeable.
  • (n.) The place to which anyone retires; a place or privacy or safety; a refuge; an asylum.
  • (n.) The retiring of an army or body of men from the face of an enemy, or from any ground occupied to a greater distance from the enemy, or from an advanced position.
  • (n.) The withdrawing of a ship or fleet from an enemy for the purpose of avoiding an engagement or escaping after defeat.
  • (n.) A signal given in the army or navy, by the beat of a drum or the sounding of trumpet or bugle, at sunset (when the roll is called), or for retiring from action.
  • (n.) A special season of solitude and silence to engage in religious exercises.
  • (n.) A period of several days of withdrawal from society to a religious house for exclusive occupation in the duties of devotion; as, to appoint or observe a retreat.
  • (v. i.) To make a retreat; to retire from any position or place; to withdraw; as, the defeated army retreated from the field.

Example Sentences:

  • (1) They are saying they have paid with their blood and they do not want to retreat," said Saad el-Hosseini, a senior Brotherhood politician.
  • (2) 133 Hatfield Street, +27 21 462 1430, nineflowers.com The Fritz Hotel Facebook Twitter Pinterest The Fritz is a charming, slightly-faded retreat in a quiet residential street – an oasis of calm yet still in the heart of the city, with the bars and restaurants of Kloof Street five minutes’ walk away.
  • (3) The retreating rate constants deduced from the dissolution results were well coincident with the values directly determined by the needle penetration method, suggesting good applicability of the proposed equation.
  • (4) Flank marks, attacks, bites, and retreats were scored over a 15 min test period during which steroid-injected animals were paired in a neutral arena with vehicle-injected conspecifics.
  • (5) Although she was tempted to retreat from life, she realised she would have to force herself to live in as an imaginative way as possible.
  • (6) It’s about state sovereignty.” The BLM’s retreat vindicated his stance, he said, tapping a copy of the US constitution which he keeps in a breast pocket.
  • (7) The retreat of government forces had left tens of thousands exposed to the savagery of Isis, especially those from the country's minorities, including Christians and members of the Yazidi sect.
  • (8) Rebels moved unchallenged along a road littered with evidence of the air campaign and the speed of their enemies' retreat.
  • (9) The Fellowship combines the academic rigour of an MBA with the reflective and ideological framework of a wellness retreat in Bali; without the sun and spa treatments, but with the added element of the formidable Dame Mary Marsh, a great example of a woman leading as a former headteacher, charity chief executive, NED and leadership development campaigner.
  • (10) A thin (20-gauge) cryoprobe can be used to retreat retinal breaks without disturbing a previous scleral buckle.
  • (11) Photograph: Eamonn Mccabe I is for Italy He lived for many years in a mountain-top retreat in Ravello on the Amalfi coast until he became too infirm to cope with the hills.
  • (12) Liberal Democrats in government will not follow the last Labour government by sounding the retreat on the protection of civil liberties in the United Kingdom.
  • (13) Kiev's forces entered the city on Saturday after pro-Russia rebels retreated overnight.
  • (14) He told the conference: "As you succeed in getting more and more business, the incumbent's tactic is to retreat slowly.
  • (15) "This financial mercantilism - which is foreign banks retreating to their home base - will, if we do nothing, lead to a new form of protectionism," he said.
  • (16) In a controlled clinical trial in Hong Kong, 575 Chinese adults with smear-positive isoniazid-resistant pulmonary tuberculosis, who had previously been treated with first-line chemotherapy, were allocated at random to regimens of rifampicin plus ethambutol daily (ER7), twice-weekly (ER2), once-weekly (ER1), or daily for 2 months and then once-weekly (ER7ER1), or to a standard retreatment regimen of daily ethionamide plus pyrazinamide plus cycloserine (EtZC).
  • (17) The maintenance of the antiemetic efficacy of ondansetron was further studied in 28 patients (13 A, 15 B) in respectively 36 and 48 retreatment courses.
  • (18) They advised people living near the beach to retreat upstairs and hunker down in rooms away from the sea.
  • (19) But he has since retreated from that view and told his confirmation hearing that the Senate's report on the CIA's detention and interrogation programme had disturbed him.
  • (20) Retreatment with pamidronate again resulted in normocalcaemia.