What's the difference between extend and straighten?

Extend


Definition:

  • (v. t.) To stretch out; to prolong in space; to carry forward or continue in length; as, to extend a line in surveying; to extend a cord across the street.
  • (v. t.) To enlarge, as a surface or volume; to expand; to spread; to amplify; as, to extend metal plates by hammering or rolling them.
  • (v. t.) To enlarge; to widen; to carry out further; as, to extend the capacities, the sphere of usefulness, or commerce; to extend power or influence; to continue, as time; to lengthen; to prolong; as, to extend the time of payment or a season of trail.
  • (v. t.) To hold out or reach forth, as the arm or hand.
  • (v. t.) To bestow; to offer; to impart; to apply; as, to extend sympathy to the suffering.
  • (v. t.) To increase in quantity by weakening or adulterating additions; as, to extend liquors.
  • (v. t.) To value, as lands taken by a writ of extent in satisfaction of a debt; to assign by writ of extent.

Example Sentences:

  • (1) Therefore, these findings may extend the use of platelets as neuronal models.
  • (2) These cells contained organelles characteristic of the maturation stage ameloblast and often extended to the enamel surface, suggesting a possible origin from the ameloblast layer.
  • (3) Limited biopsic retroperitoneal lymphnode dissection subsequently extended following the result of the frozen section histology.
  • (4) Asthma is probably the commonest chronic disease in the United Kingdom, and its attendant morbidity extends outside the possible scope of the hospital sector.
  • (5) Doppler sample volume was extended to about 1.2 X 1.6 X 4.0 mm.
  • (6) Delta roc, which extends from base pairs 41883 to 43825, overlaps the nin5 deletion, which extend from base pairs 40501 to 43306.
  • (7) TNBS reacts to an extremely small extend with hemoglobin over the concentration range 0.4 to 4 mM whereas FDNB reacts with hemoglobin to a very large extent (50 fold more than TNBS).
  • (8) Four cDNAs extending into the 5'-noncoding region of the human von Willebrand factor cDNA have been characterized.
  • (9) This article, a review of factors controlling vasopressin (AVP) release in pregnancy, extends our contribution to a symposium in this journal published in 1987 (vol X, pp 270-275).
  • (10) The molecule may already in its native form have an extended conformation containing either free sulfhydryl groups or small S-S loops not affecting mobility in SDS-PAGE.
  • (11) Analysis of 156 records relating to patients at the age of 15 to 85 years with extended purulent peritonitis of the surgical and gynecological genesis (the toxic phase, VI category ASA) showed that combination of programmed sanitation laparotomy and intensive antibacterial therapy performed as short-term courses before, during and after the operation with an account of the information on the nature of the microbial associations and antibioticograms was an efficient procedure in treatment of severe peritonitis.
  • (12) The IL-8 isolated from each of these cell types is a mixture of two IL-8 polypeptides, one consisting of 72 amino acids (herein called [ser-IL-8]72) and the other 77 amino acids (an N-terminal extended form herein called [ala-IL-8]77).
  • (13) The follow-up period extended over 8 years to June 1978.
  • (14) Follow-up for half of the cases operated extended up to 2 years, the longest being up to 5 years, showed that 96% of the patients were satisfied.
  • (15) Lateral upper and lower lid lysis allows the needed extended period of healing.
  • (16) But still we have to fight for health benefits, we have to jump through loops … Why doesn’t the NFL offer free healthcare for life, especially for those suffering from brain injury?” The commissioner, however, was quick to remind Davis that benefits are agreed as part of the collective bargaining process held between the league and the players’ union, and said that they had been extended during the most recent round of negotiations.
  • (17) The third patient was using an extended-wear soft contact lens for correction of residual myopia.
  • (18) The horizontal portion of the intracavernous ICA as well as the whole aspect of the aneurysm could be exposed as a result of the extended opening of the cavernous roof anterior to the posterior clinoid process.
  • (19) After an introductory note on primary preventive intervention of breast cancer during adulthood, the author defends and extends a hypothesis that relates most of the known risk factors for this disease to the development of preneoplastic lesions in the breast.
  • (20) The pineal of certain lizards possesses a finger-like projection that extends toward the parietal eye.

Straighten


Definition:

  • (v. t.) To make straight; to reduce from a crooked to a straight form.
  • (v. t.) To make right or correct; to reduce to order; as, to straighten one's affairs; to straighten an account.
  • (v. t.) A variant of Straiten.

Example Sentences:

  • (1) By adjustment to the swaying movements of the horse, the child feels how to retain straightening alignment, symmetry and balance.
  • (2) The notochord, which is composed of a stack of flat cells surrounded by a connective tissue sheath, elongates dramatically and begins straightening between stages 21 and 25.
  • (3) Angiographic features felt to indicate valve tearing were present following 17 of 25 procedures and included increased excursion or straightening of leaflets, localized change in leaflet motion (flail leaflet), and the presence of an additional contrast jet through the valve.
  • (4) After filament images were straightened by spline-fitting, several transforms showed well-defined layer-lines arising from the helical structure of the filament.
  • (5) In the past straightening and lengthening of the penis were not given adequate consideration, and penile elongation was limited to release of dorsal skin chordee only.
  • (6) Moments later Gary is being ushered out in a blur of drivers and batmen and image-straighteners.
  • (7) Under saline, turning involves lateral bending and straightening of the trunk.
  • (8) Finally, the twisted nose was treated by freeing the nasal components, straightening the bone and cartilage, and replacing them in their anatomical positions.
  • (9) In 7 (44%) of the 16 cases not manipulated, the septum straightened spontaneously during the first few months of life.
  • (10) The obstruction failed to resolve; careful longitudinal serotomy allowed the kinking in the bowel to be straightened and, at 1 year follow-up, there were no symptoms of recurrence.
  • (11) This index is determined as real area of vascular cross-sections to their maximum possible area ratio with the inner elastic membrane fully straightened.
  • (12) In a letter to the Glasgow Herald , Kearney said: "In much the same way as America's black citizens in an earlier era were urged to straighten their hair and whiten their complexions to minimise differences with the white majority, many will surely urge Scottish Catholics to stop sending their children to Catholic schools or making public or overt declarations of faith."
  • (13) This method sufficed to straighten the penis in 10 patients.
  • (14) A milder form of involvement characterized by capillary nonperfusion and straightening of the retinal vessels may be present in asymptomatic individuals.
  • (15) The artery is straightened and fixed to the surrounding tissues without arteriotomy and without interrupting the blood flow.
  • (16) He was born with both legs deformed, and endured repeated operations in an attempt to straighten them and ease his pain.
  • (17) The effect of stretching is examined and interpreted in terms of crimp straightening.
  • (18) Their branches straightened at the transitional region between the medulla and cortex but again showed spiral configurations in the cortex.
  • (19) We describe a technique using an air-driven "acorn-tipped" bur that removes the posterolateral lip of the frontal process of the zygomatic bone and effectively straightens the external surface of the lateral orbital wall.
  • (20) Since 1977 the tibial part of knee joint prostheses has only been implanted after adequate "straightening" of the tibial plateau, and a tibial "resection" has in most cases been avoided.