What's the difference between once and yesterday?

Once


Definition:

  • (adv.) By limitation to the number one; for one time; not twice nor any number of times more than one.
  • (adv.) At some one period of time; -- used indefinitely.
  • (adv.) At any one time; -- often nearly equivalent to ever, if ever, or whenever; as, once kindled, it may not be quenched.

Example Sentences:

Yesterday


Definition:

  • (n.) The day last past; the day next before the present.
  • (n.) Fig.: A recent time; time not long past.
  • (adv.) On the day last past; on the day preceding to-day; as, the affair took place yesterday.

Example Sentences:

  • (1) Yesterday's flight may not quite have been one small step for man, but the hyperbole and the sense of history weighed heavily on those involved.
  • (2) Crown prince Sultan Bin Abdel Aziz said yesterday that the state had "spared no effort" to avoid such disasters but added that "it cannot stop what God has preordained.
  • (3) Which must make yesterday's jobs figures doubly alarming for the coalition.
  • (4) Uruguay's coach, Oscar Tabárez, had insisted yesterday that his player should face only a one-match ban.
  • (5) Analysts say Zuma's lawyers may try to reach agreement with the prosecutors, while he can also appeal against yesterday's ruling before the constitutional court.
  • (6) A ­senior shadow minister, who has not been named by the Telegraph in its exposé of MPs' expenses , was yesterday asked by county councillors not to campaign for next month's local elections.
  • (7) UPDATE II [Tues.] Two other items that may be of interest: first, Guardian editor-in-chief Alan Rusbridger was the guest for the full hour yesterday on Democracy Now, discussing the paper's role in reporting the NSA stories, and the video and transcript of the interview are here ; second, marking our collaboration on a series of articles about spying on Indians, the Hindu has a long interview with me on a variety of related topics, here .
  • (8) Yesterday streams of worshippers and tourists entered Sir Christopher Wren's building for Sunday services, apparently unconcerned by events outside.
  • (9) Yesterday a new French president was elected – he was elected with a strong mandate which he can take into a strong position in negotiations.
  • (10) At yesterday's EGM in London some 93% of votes cast by non-Bolloré Group shareholders opposed his plan.
  • (11) "Oil is extending the weakness that we saw yesterday.
  • (12) A number of other news organisations yesterday published reports based on files they had received from WikiLeaks.
  • (13) This was incredible - Selby somehow hung in there yesterday, taking frames when apparently outclassed, and then when he needed to turn it up today, he did - 13-4 turned it up.
  • (14) I woke up yesterday morning with an inbox, in full capacity of love and compassion,” she wrote.
  • (15) Yesterday's results: Torino 1-0 Cagliari, Siena 0-0 Livorno, Sampdoria 2-1 Atalanta, Reggina 1-1 Fiorentina, Palermo 0-0 Milan, Lazio 3-1 Catania, Inter 1-1 Udinese, Empoli 3-1 Messina, Chievo 2-2 Roma, Ascoli 0-0 Parma.
  • (16) Letterman was summoned to a grand jury hearing later yesterday at which he gave his side of the story.
  • (17) Jeremy Hunt, the culture secretary, confirmed in his first media policy speech yesterday that Labour's plan for independently financed news consortiums would be scrapped .
  • (18) Yesterday, John McDonnell spelled out the new Labour leadership’s public investment-driven economic alternative to austerity.
  • (19) Yesterday student occupations were continuing in at least nine universities – including sit-ins in Leeds, Cambridge, Manchester, Edinburgh, University College London, Brighton, Newcastle and the School of African and Oriental Studies in London.
  • (20) Mandela was admitted to a hospital in Johannesburg yesterday and South African media report that he has been seen by a specialist pulmonologist who treats respiratory disorders.