What's the difference between obstacle and snag?

Obstacle


Definition:

  • (v.) That which stands in the way, or opposes; anything that hinders progress; a hindrance; an obstruction, physical or moral.

Example Sentences:

  • (1) Since the first is balked by the obstacle of deficit reduction, emphasis has turned to the second.
  • (2) If women psychiatrists are to fill some of the positions in Departments of Psychiatry, which will fall vacant over the next decade, much more attention must be paid to eliminating or diminishing the multiple obstacles for women who chose a career in academic psychiatry.
  • (3) Counselors who serve pregnant US teens face a number of obstacles in communicating adoption as a positive alternative.
  • (4) A major obstacle to the characterization of the latter two mechanisms has been the lack of suitable model systems expressing only a single nucleoside transport activity.
  • (5) These observations suggest that refractive anomalies such as anisometropia that limit high frequency spatial resolution and binocular integration can present a major obstacle to the postnatal development of binocular vision.
  • (6) The initiation of clinical trials on islet transplantation as a possible therapeutic approach for human diabetes had been blocked by 2 major obstacles.
  • (7) Venous ectasias and varices which can be encountered, associated with DVA constitute an acquired feature in relation to a venous outlet obstacle.
  • (8) Despite these obstacles, new technologies, coupled with educational efforts, should allow the computer to emerge as a crucial aid to clinicians in the decade ahead.
  • (9) Yet experience has disclosed an obstacle to understanding the relationship between cervical cancer and OC use--cervical cancer may be caused by the human papilloma virus transmitted by sexual intercourse.
  • (10) In this paper something is given of their evolution, diversity, aims and activities; and of the important role they now play in many instances, as well as some of the obstacles to collaboration, co-ordination and integration at different levels of operation--internationally, nationally and locally.
  • (11) It is no obstacle to perform pre- and postoperative radio- and chemotherapy.
  • (12) Obstacles to successful treatment include an erratic schedule, mistrust of authority, and uncooperative or aggressive behavior.
  • (13) One of the main obstacles for the introduction of PCR method to identify HIV1 proviral DNA in routine diagnostic laboratories is the use of radiolabelled oligodeoxynucleotide probes.
  • (14) Digital culture has hardly helped, adding revenge porn, trolls and stranger-shaming to the list of uncomfortable modern obstacles.
  • (15) She feared her chances of being offered a place would be diminished by a Brexit vote, and the practical considerations like a visa and funding would be more of an obstacle.
  • (16) It goes without saying that this won't be easy to achieve, and there are many obstacles to be overcome.
  • (17) Armstrong recognised no obstacle to his ambitions – not morality, not the law.
  • (18) Where foreign policy and defence are concerned, Britain’s desire to be taken very seriously is the chief obstacle to it being taken more seriously.
  • (19) The presence of calcifications within the thyroid cartilage is the major obstacle to US imaging of the larynx and is directly related to age; indeed, only 40% of subjects can be examined at the age of 70.
  • (20) Facebook Twitter Pinterest Britain needs to talk about the R-word: racism It is also a wakeup call to those who recognise racism only when it is played out like a scene from Django Unchained , those who think that racism has to be some vulgar incident perpetrated only by the backward, ignorant and poorly educated, those who believe that racism has to be an act, rather than a complicated and intangible framework that sets up obstacles.

Snag


Definition:

  • (n.) A stump or base of a branch that has been lopped off; a short branch, or a sharp or rough branch; a knot; a protuberance.
  • (n.) A tooth projecting beyond the rest; contemptuously, a broken or decayed tooth.
  • (n.) A tree, or a branch of a tree, fixed in the bottom of a river or other navigable water, and rising nearly or quite to the surface, by which boats are sometimes pierced and sunk.
  • (n.) One of the secondary branches of an antler.
  • (v. t.) To cut the snags or branches from, as the stem of a tree; to hew roughly.
  • (v. t.) To injure or destroy, as a steamboat or other vessel, by a snag, or projecting part of a sunken tree.

Example Sentences:

  • (1) The principal snags that still remain are: post-operative infection in about a third of cases; the rare but possible development of an enterocele and of dyspareunia (2%).
  • (2) Amazon and Google's drone delivery plans hit snag with new US regulations Read more The company announced that a cross-government team supported by the Civil Aviation Authority (CAA) gave permission to Amazon to explore three key areas: operations beyond line of sight, obstacle avoidance and flights where one person operates multiple autonomous drones.
  • (3) By snagging a 14-second submission and securing the quickest finish in UFC championship history.
  • (4) Those in the first row had arrived at 3am to snag prime spots to greet the object of their affection.
  • (5) • Wipes, nappies, sanitary towels, rags and condoms do not break down easily and can snag on pipes, drains and the walls of sewers, leading to blockages.
  • (6) We hope to create laws that help protect the security of the Japanese people.” Abe’s economic policy hit a snag when Japan slipped back into recession in the third quarter, amid weak consumer and corporate spending.
  • (7) This bureaucratic snag was what prompted Frayha to try to reach Greece last weekend , even after the introduction of the EU-Turkey deportation deal.
  • (8) The variant, termed SNAG 1, continues to synthesize idiotypic IgM, which can be detected in the cytoplasm, but it neither secretes nor expresses IgM on the cell surface (less than 10% of the levels of the original BCL tumor), even though the H and L chains show no gross structural changes.
  • (9) As soon as it caught my bait it pulled 20 metres of line from my reel, the only time that’s happened before is when I got snagged on a boat propeller.
  • (10) The treaty immediately hit a snag because politicians in the US, the world's largest emitter of greenhouse gases, passed a vote in the Senate refusing to ratify the protocol.
  • (11) In Carlos Queiroz Iran have a defensive mastermind to savour this kind of match, a coach who is happiest seeing opposition teams grind though the gears, snagged on his high-grade defensive spike strips.
  • (12) Two reports published on Wednesday have suggested that the investigation has hit a snag over what is expected of agents on foreign trips.
  • (13) The deal had hit a late snag over agents’ fees on Tuesday but Villa have confirmed their first January capture.
  • (14) Sharon Shoesmith has not changed her appearance, as some might expect her to have done since she was dismissed as Haringey council's director of children's services last year: she still has short, dark hair above heavy designer glasses, and, apart from dropping them a few times, and apart from a sudden snag into tears, she is very composed, very still.
  • (15) The National Review's Robert Costa says it looks good: Robert Costa (@robertcostaNRO) Leadership sources: no snags right now on informal whip count, legislation continues to move twd floor, vote coming later October 15, 2013 Except: Robert Costa (@robertcostaNRO) Pressure mounts on conservatives to vote nay RT @Heritage_Action Key Vote: “NO” on House Spending and Debt Deal October 15, 2013 The failure of the latest Boehner initiative could make a strong argument for the terminal paralysis of the House and the return of the legislative initiative to the Senate.
  • (16) Danny Green then throws a really ill-conceived pass that Ray Allen snags for another three-pointer, because that's what he does.
  • (17) Since Colbert’s debut this week, he has already snagged an interview with GOP contender Jeb Bush and booked future appearances with candidates Donald Trump and Ted Cruz.
  • (18) And anyway, when he came to think about the show, his shifting idea of Britain, there were other things his mind was snagging on.
  • (19) Results of both clinical and laboratory-based studies showed the non-woven swab to be as effective as traditional gauze in terms of softness, conformability, ability to pad or pack, resistance to snagging and shredding, and ease of counting when wet.
  • (20) The valve is of crucial importance and varices represent a symptom indicating a snag in the venous return.