What's the difference between expand and widen?

Expand


Definition:

  • (v. t.) To lay open by extending; to open wide; to spread out; to diffuse; as, a flower expands its leaves.
  • (v. t.) To cause the particles or parts of to spread themselves or stand apart, thus increasing bulk without addition of substance; to make to occupy more space; to dilate; to distend; to extend every way; to enlarge; -- opposed to contract; as, to expand the chest; heat expands all bodies; to expand the sphere of benevolence.
  • (v. t.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5.
  • (v. i.) To become widely opened, spread apart, dilated, distended, or enlarged; as, flowers expand in the spring; metals expand by heat; the heart expands with joy.

Example Sentences:

  • (1) Blood flow decreased immediately after skin expansion in areas over the tissue expander on days 0 and 1 and returned to baseline levels within 24 hours.
  • (2) Histiocytes, lymphocytes, immunoblasts, and plasma cells were present in expanded paracortical regions which encroached on, and occasionally effaced, lymphoid follicles.
  • (3) About 30% of clonable T cells, including both CD4+ CD8- and CD4- CD8+ cells, could be expanded for assay at an average of 22 days after cloning.
  • (4) Providers of services and their reimbursement will also expand.
  • (5) The availability of locus-specific probes should significantly expand the role of minisatellite markers in population biology.
  • (6) The expectation of life at birth was only 30-35 years, but it was long enough to allow for children to be born and for the populations to expand.
  • (7) Thus, whereas CD3-associated molecules isolated from polyclonal CD3+WT31+ populations (expanded in IL 2 under the same culture conditions) appeared as diffuse bands, CD3-associated molecules isolated from CD3+WT31- populations displayed a homogeneous molecular mass.
  • (8) The analysis is further expanded to a more general case to result in four criteria based upon the energy concepts.
  • (9) Guanabenz is acutely natriuretic and diuretic in saline expanded animals.
  • (10) Abe’s longstanding efforts toward those goals, which include the successful passage of a state secrets act and efforts to expand the scope of Japan’s military activities have already damaged relations with China.
  • (11) It is worth noting though that the government is reaping scant reward in the polls even though the economy has expanded by more than 3% over the past year and – according to the IMF – will be the fastest growing of the G7 economies this year.
  • (12) A developing sophistication on the part of both children and parents, coupled with a rapidly expanding recognition of the need to minimize the amount of physical and psychological trauma that a child has to experience, has led to a growing use of premedication agents for children.
  • (13) The expanded tumor-infiltrating cells were Leu-4+ T cells, and in five of six patients the majority were Leu-3+.
  • (14) Further development of meta-analysis in such an expanded way may have an important impact on decision-making in clinical medicine, and in health policies.
  • (15) Our understanding of the organisation of eye movements has been greatly expanded in recent years, mainly due to studies in animals.
  • (16) Although the group is constantly the target of an all-out political assault, it has a robust national fundraising operation that allows it to subsidize abortions for poor women and expand to new locations.
  • (17) In 2013 it successfully applied for a Visa Innovation Grant , a fund for development and non-profit organisations seeking to adopt or expand the use of electronic payments to those living below the poverty line.
  • (18) The intervertebral discs expand centrally and become increasingly convex.
  • (19) Jubilant Democrats are eyeing so-called “red states” such as Georgia and Utah and expanding their ambitions to take both the Senate and House .
  • (20) Labour's education spokesman, Ed Balls, said it was important to continue expanding the number of graduates.

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.