What's the difference between passed and past?

Passed


Definition:

  • (imp. & p. p.) of Pass

Example Sentences:

  • (1) Samples are hydrolyzed with Ba (OH)2, and the hydrolysate is passed through a Dowex-50 column to remove the salts and soluble carbohydrates.
  • (2) "They wanted to pass it almost like a secret negotiation," she said.
  • (3) Comparison of developmental series of D. merriami and T. bottae revealed that the decline of the artery in the latter species is preceded by a greater degree of arterial coarctation, or narrowing, as it passes though the developing stapes.
  • (4) That’s a criticism echoed by Democrats in the Senate, who issued a report earlier this month criticising Republicans for passing sweeping legislation in July to combat addiction , the Comprehensive Addiction and Recovery Act (Cara), but refusing to fund it.
  • (5) Ten or 4% of the administered parasites passed in the feces during the 3 days following the first or second infection, but 32% after the third infection.
  • (6) David Hamilton tells me: “The days of westerners leading expeditions to Nepal will pass.
  • (7) 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.
  • (8) They could go out and trade for a pitcher such as the New York Mets’ Bartolo Colón , an obvious choice despite his 41 years, but he would come with an $11m price tag for next season and have to pass through the waiver wires process first – considering the wily mood Billy Beane is in this year, the A’s could be the team that blocks such a move.
  • (9) Wharton feared that if his bill had not cleared the Commons on this occasion, it would have failed as there are only three sitting Fridays in the Commons next year when the legislation could be heard again should peers in the House of Lords successfully pass amendments.
  • (10) Much less obvious – except in the fictional domain of the C Thomas Howell film Soul Man – is why someone would want to “pass” in the other direction and voluntarily take on the weight of racial oppression.
  • (11) Approximately 50% of a bolus injection of 125I-ANP was removed during a single pass through the lungs compared with the intravascular marker 14C-dextran.
  • (12) The New York Times also alleged that the Met had not passed full details about how many people were victims of the illegal practice to the CPS because it has a history of cooperation with News International titles.
  • (13) To evaluate the acute changes in left ventricular (LV) performance before and immediately after percutaneous aortic valvuloplasty, 25 patients underwent first-pass radionuclide angiocardiography for construction of pressure-volume loops.
  • (14) He has also been a vocal opponent of gay marriage, appearing on the Today programme in the run-up to the same-sex marriage bill to warn that it would "cause confusion" – and asking in a Spectator column, after it was passed, "if the law will eventually be changed to allow one to marry one's dog".
  • (15) The resolution must be passed by both houses but cannot be amended.
  • (16) The frequency spectra of transmission coefficients for ultrasound passing through a sheet of gas-filled micropores have been measured using incident waves with amplitudes up to 2.4 x 10(4) Pa.
  • (17) Whether out of fear, indifference or a sense of impotence, the general population has learned to turn away, like commuters speeding by on the freeways to the suburbs, unseeingly passing over the squalor.
  • (18) The court hearing – in a case of the kind likely to be heard in secret if the government's justice and security bill is passed – was requested by the law firm Leigh Day and the legal charity Reprieve, acting for Serdar Mohammed, tortured by the Afghan security services after being transferred to their custody by UK forces.
  • (19) This Doppler echocardiographic study of patients with a dual chamber pacemaker was undertaken to assess the changes in mitral and aortic flow induced by passing from the double stimulation to the atrial detection mode.
  • (20) Eleven patients spontaneously passed the calculus, ten prior to delivery and one patient postpartum.

Past


Definition:

  • (v.) Of or pertaining to a former time or state; neither present nor future; gone by; elapsed; ended; spent; as, past troubles; past offences.
  • (n.) A former time or state; a state of things gone by.
  • (prep.) Beyond, in position, or degree; further than; beyond the reach or influence of.
  • (prep.) Beyond, in time; after; as, past the hour.
  • (prep.) Above; exceeding; more than.
  • (adv.) By; beyond; as, he ran past.

Example Sentences:

  • (1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
  • (2) Anti-corruption campaigners have already trooped past the €18.9m mansion on Rue de La Baume, bought in 2007 in the name of two Bongo children, then 13 and 16, and other relatives, in what some call Paris's "ill-gotten gains" walking tour.
  • (3) In the past, the interpretation of the medical findings was hampered by a lack of knowledge of normal anatomy and genital flora in the nonabused prepubertal child.
  • (4) A diplomatic source said the killing appeared particularly unusual because of Farooq lack of recent political activity: "He was lying low in the past two years.
  • (5) Past imaging techniques shown in the courtroom have made the conventional rules of evidence more difficult because of the different informational content and format required for presentation of these data.
  • (6) In the past 6 years 26 patients underwent operation for recurrent duodenal ulcer after what was considered to be an "adequate" initial operation.
  • (7) Over the past decade the use of monoclonal antibodies has greatly advanced our knowledge of the biological properties and heterogeneity that exist within human tumours, and in particular in lung cancer.
  • (8) He had been extremely frustrated that indicators of economic recovery over the past few days had been drowned out by the clamour over the Labour leadership.
  • (9) We reviewed our experience with femorofemoral bypass during the past 10 years to define its role relative to other methods in the treatment of aortoiliac occlusive disease.
  • (10) Gallic wine sales in the UK have been tumbling for the past 20 years, but the news that France, once the largest exporter to these shores, has slipped behind Australia, the United States, Italy and now South Africa will have producers gnawing their knuckles in frustration.
  • (11) But not only did it post a larger loss than expected, Amazon also projected 7% to 18% revenue growth over the busiest shopping period of the year, a far cry from the 20%-plus pace that had convinced investors to overlook its persistent lack of profit in the past.
  • (12) I’m hopeful but I just can’t get over all my experiences in the past.
  • (13) Significant changes have occurred within the profession of pharmacy in the past few decades which have led to loss of function, social power and status.
  • (14) Eighty interposition mesocaval shunts, using a knitted Dacron large diameter prosthesis, have been performed during the past five and one-half years.
  • (15) Although they were praised in the last five years as the most efficient drugs against cancer and infectious diseases, no great success was clinically and experimentally reported in the past.
  • (16) Over the past 20 years the rag-and-bone trade has had a makeover.
  • (17) Cameron famously broke with the past, and highlighted his green credentials, by posing with huskies on a visit to Svalbard in the Norwegian Arctic in 2006.
  • (18) At first it looked as though the winger might have shown too much of the ball to the defence, yet he managed to gain a crucial last touch to nudge it past Phil Jones and into the path of Jerome, who slipped Chris Smalling’s attempt at a covering tackle and held off Michael Carrick’s challenge to place a shot past an exposed De Gea.
  • (19) They argue that the US, the world's largest producer of greenhouse gases per capita (China recently surpassed us in sheer volume), needs to lead the fight to limit carbon emissions, rather continuing to block global treaties as it has done in the past.
  • (20) Over the past decade, the quinolone antimicrobial class has enjoyed a renaissance with the emergence of the fluoroquinolone subclass.