What's the difference between extend and widen?

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.

Widen


Definition:

  • (v. t.) To make wide or wider; to extend in breadth; to increase the width of; as, to widen a field; to widen a breach; to widen a stocking.
  • (v. i.) To grow wide or wider; to enlarge; to spread; to extend.

Example Sentences:

  • (1) Bohler's angle may be reconstituted with apparent reduction of the posterior facet when projected laterally; however, Broden's and axial views show persistent widening and split of the posterior facet.
  • (2) Their narrowed processes pass at a common site through the muscle layer and above this layer again slightly widen and project above the neighbouring tegument.
  • (3) And any Labour commitment on spending is fatally undermined by their deficit amnesia.” Davey widened the attack on the Tories, following a public row this week between Clegg and Theresa May over the “snooper’s charter”, by accusing his cabinet colleague Eric Pickles of coming close to abusing his powers by blocking new onshore developments against the wishes of some local councils.
  • (4) A patient with hypertensive heart disease, in whom atrial premature beats with a decrease in the amplitude and widening of his bundle potential, prolongation of the H-V interval, and right bundle branch block pattern suggested intrahisian longitudinal dissociation, is described.
  • (5) The question of how the contraction of adjacent endothelial cells might widen the intercellular clefts and thus regulate permeability is discussed.
  • (6) These alterations include fenestration, widened intercellular junctions, increase in pinocytotic vesicles, and infolding of the luminal surface.
  • (7) Protriptyline also widened the ventricular echo zone and allowed easy induction of long runs of ventricular tachycardia.
  • (8) Diffuse widening of the subarchnoidal space, diffuse cerebral changes, interhemispheric assymetry of the venous and arterial phases of cerebral circulation: the most peculiar symptoms of the CNS affection in SLE according to CT and EEG and radionuclide studies of cerebral hemodynamics.
  • (9) But the bill anticipates the outcome by seeking to widen government powers to enable more people to be given support in the form of direct payments, for services up to and including residential care.
  • (10) Osteopetrosis is diffuse and is associated with important metaphyseal widening as well as epiphyseal irregularities and often carpal and tarsal supernumerary bones.
  • (11) Spinning top urethra (STU) is a term used to describe a widened posterior urethra seen mainly in girls.
  • (12) This is caused by a paravertebral haematoma, and can be difficult to differentiate from widening due to an aortic rupture.
  • (13) Resentment towards the political elite, the widening gap between the immensely rich and the poor, the deteriorating social security system, the collapse in oil prices and what Forbes has called "a stampede" of investors out of Russia – an outflow of $42bn in the first four months of 2012 – means the economy is flagging.
  • (14) The high mortality of some groups within the NHS, and the fact that differentials between social classes have widened more than in the general population, suggest that the NHS needs to pay more attention to the health of its own staff.
  • (15) A case of bilateral aneurysmatic widening of the Dacron graft after aorto-femoral bypass is described.
  • (16) The PPD was positive and X-ray showed widening of the mediastinum.
  • (17) It is bad enough that the minimum wage required by law is hardly generous, yet there we were again last week confronted with reports of delivery company Hermes exploiting workers , HM Revenue & Customs widening its investigation into the notorious wages shirker Sports Direct and a challenge to Uber’s employment practices.
  • (18) The advantages of this technique are: the abdominal aorta of rats proximally to renal arteries is characterized by a well developed adventitia and its caliber is double of that of infrarenal aorta; b) the left renal vein is more easily access of caval vein with similar caliber; c) the use of left renal vein and the widening of pulmonary artery permits a wide anastomosis; d) the so obtained heart position is better than the transversal one; e) the calibers of all anastomosis is so wide to permit the realization of this technique without extreme optical magnification.
  • (19) Generally, during heavy exercise all species hyperventilate creating hypocapnia, increased PAO2, widened A-a O2 gradient, and PaO2 homeostasis.
  • (20) Working in tandem with Westminster city council, Transport for London and the Greater London Authority, the crown estate has pedestrianised several side streets, widened pavements, and introduced a diagonal crossing at Oxford Circus and new traffic islands at Piccadilly Circus, along with two-way traffic on Piccadilly, Pall Mall and St James's Street.