What's the difference between purr and say?

Purr


Definition:

  • (v. i. & t.) To murmur as a cat. See Pur.
  • (n.) The low murmuring sound made by a cat; pur. See Pur.

Example Sentences:

  • (1) Expression of glyA, encoding serine hydroxymethyltransferase activity, was elevated in a purR mutant compared with a wild-type strain.
  • (2) A bulldozer on rail wheels purrs up on the other line and begins pawing at the stones.
  • (3) At the place where adorable meets obnoxious and the purr becomes a shriek, Leslie Mann is waiting to unload a howitzer of funny in your face.
  • (4) Nitrogen control was found to be mediated by the glnLG gene products, and purine repression required a functional purR gene product.
  • (5) Though I could have sworn that you did actually purr,” Dave recalled.
  • (6) AMP but not GMP is needed for binding, and purR mutants are deficient in the binding substance.
  • (7) The PurR protein bound specifically to a DNA fragment carrying the glyA control region, as determined by gel retardation.
  • (8) Cross pathway regulation of pyrC by PurR may provide one mechanism to coordinate synthesis of purine and pyrimidine nucleotides.
  • (9) "Oh, the lords absolutely love Justin," purrs one senior peer.
  • (10) Both operator constitutive and repressor type (purR) mutations have been identified.
  • (11) The purR product functions in the common control of several genetically distinct enzymes that participate before the formation of IMP.
  • (12) The regulation of the guanine operon is regulated by some other mechanism independent of purR.
  • (13) A highly conserved sequence in the promoter regions of these two genes is similar to the pur operator, which is the binding site for the purine repressor (PurR).
  • (14) Gene purB is regulated threefold by the purine pool and purR.
  • (15) The purEK operon is regulated by the purR gene product, and a purR regulatory-protein-binding site related to the sequences found in other pur loci was identified in the purEK operon control region.
  • (16) In the film, there is a killingly funny vignette in which Joshua McGuire’s Ruskin, who cannot pronounce his Rs, purrs with self-satisfaction at his own ideas – the critic who got the cream.
  • (17) Analysis of a purR-lacZ transcriptional fusion indicated that purR expression is autoregulated.
  • (18) Mutations that changed the binding sequence toward the consensus sequence had no significant effect on either PurR binding or purine-mediated repression.
  • (19) Site-directed mutagenesis was used to change the PurR binding site in the control region of a glyA-lac gene fusion.
  • (20) Two independent purR mutations were isolated which abolished repression of purF and purF-lacZ.

Say


Definition:

  • (imp.) Saw.
  • (n.) Trial by sample; assay; sample; specimen; smack.
  • (n.) Tried quality; temper; proof.
  • (n.) Essay; trial; attempt.
  • (v. t.) To try; to assay.
  • (n.) A kind of silk or satin.
  • (n.) A delicate kind of serge, or woolen cloth.
  • (v. t.) To utter or express in words; to tell; to speak; to declare; as, he said many wise things.
  • (v. t.) To repeat; to rehearse; to recite; to pronounce; as, to say a lesson.
  • (v. t.) To announce as a decision or opinion; to state positively; to assert; hence, to form an opinion upon; to be sure about; to be determined in mind as to.
  • (v. t.) To mention or suggest as an estimate, hypothesis, or approximation; hence, to suppose; -- in the imperative, followed sometimes by the subjunctive; as, he had, say fifty thousand dollars; the fox had run, say ten miles.
  • (v. i.) To speak; to express an opinion; to make answer; to reply.
  • (v. t.) A speech; something said; an expression of opinion; a current story; a maxim or proverb.

Example Sentences:

  • (1) Lebedev says he is aware that he is under investigation.
  • (2) says Gregg Wallace opening the new series of Celebrity MasterChef (Mon-Fri, 2.15pm, BBC1).
  • (3) However, some contactless transactions are processed offline so may not appear on a customer’s account until after the block has been applied.” It says payments that had been made offline on the day of cancellation may be applied to accounts and would be refunded when the customer identified them; payments made on days after the cancellation will not be taken from an account.
  • (4) But when they decided to get married, "finding the clothes became my project," says Melanie.
  • (5) Mike Ashley told Lee Charnley that maybe he could talk with me last week but I said: ‘Listen, we cannot say too much so I think it’s better if we wait.’ The message Mike Ashley is sending is quite positive, but it was better to talk after we play Tottenham.” Benítez will ask Ashley for written assurances over his transfer budget, control of transfers and other spheres of club autonomy, but can also reassure the owner that the prospect of managing in the second tier holds few fears for him.
  • (6) Schneiderlin, valued at an improbable £27m, and the currently injured Jay Rodriguez are wanted by their former manager Mauricio Pochettino at Spurs, but the chairman Ralph Krueger has apparently called a halt to any more outgoings, saying: “They are part of the core that we have decided to keep at Southampton.” He added: “Jay Rodriguez and Morgan Schneiderlin are not for sale and they will be a part of our club as we enter the new season.” The new manager Ronald Koeman has begun rebuilding by bringing in Dusan Tadic and Graziano Pellè from the Dutch league and Krueger said: “We will have players coming in, we will make transfers to strengthen the squad.
  • (7) The idea that 80% of an engineer's time is spent on the day job and 20% pursuing a personal project is a mathematician's solution to innovation, Brin says.
  • (8) Unlike Milo, he appears to be – to some extent – convinced of the truth of what he’s saying.
  • (9) It is my desperate hope that we close out of town.” In the book, God publishes his own 'It Getteth Better' video and clarifies his original writings on homosexuality: I remember dictating these lines to Moses; and afterward looking up to find him staring at me in wide-eyed astonishment, and saying, "Thou do knowest that when the Israelites read this, they're going to lose their fucking shit, right?"
  • (10) Joe, meanwhile, defends her right to say "negro" whenever she wants.
  • (11) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
  • (12) 8.47pm: Cameron says he believes Britain's best days lie ahead and that he believes in public service.
  • (13) Critics say he is unelectable as prime minister and will never be able to implement his plans, but he has nonetheless pulled attention back to an issue that many thought had gone away for good.
  • (14) A new propaganda video by Islamic State featuring the British photojournalist John Cantlie, in which he says it is the “last film in this series”, has appeared online.
  • (15) I think he had been saying all season that with three or four games to go he will tell us where we are.
  • (16) It was with unanimous consent.” He denied that Trump’s tweets had played a part, saying: “No, no, no.
  • (17) That doesn't necessarily mean she'll like what I'm saying."
  • (18) This week's unconfirmed claims that Kim's uncle Jang Song Thaek had been ousted from power have refocused attention on the country's domestic affairs; some analysts say Jang was associated with reform .
  • (19) On the other hand the TUC says people should also be prepared to be out in the sun for several hours and bring sunscreen and if possible a hat.
  • (20) 'The French see it as an open and shut case,' says a Paris-based diplomat.

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