What's the difference between illogical and irrational?

Illogical


Definition:

  • (a.) Ignorant or negligent of the rules of logic or correct reasoning; as, an illogical disputant; contrary of the rules of logic or sound reasoning; as, an illogical inference.

Example Sentences:

  • (1) Through small and large acts of deprivation and destruction we follow the process: the removal of hope, of dignity, of luxury, of necessity, of self; the reduction of a man to a hoarder of grey slabs of bread and the scrapings of a soup bowl (wonderfully told all this, with a novelist's gift for detail and sometimes very nearly comic surprise), to the confinement of a narrow bed – in which there is "not even any room to be afraid" – with a stranger who doesn't speak your language, to the cruel illogicality of hating a fellow victim of oppression more than you hate the oppressor himself – one torment following another, and even the bleak comfort of thinking you might have touched rock bottom denied you as, when the most immediate cause of a particular stress comes to an end, "you are grievously amazed to see that another one lies behind; and in reality a whole series of others".
  • (2) There is a perfectly illogical explanation for it; polio drops are meant to make us impotent and these programmes are run by the same people who managed to locate Osama bin Laden by running another scam vaccination campaign.
  • (3) The sequester is about as illogical process as you could possibly conceive."
  • (4) She has also slammed the “illogical and outright offensive” language used by those against same-sex marriage.
  • (5) The defence secretary, Michael Fallon, said in July that there was “an illogicality” about striking Isis targets in Iraq but not in Syria.
  • (6) Several factors account for the relative ineffectiveness of family planning: some women abandon contraceptive methods for illogical reasons, especially after a traumatic event in their lives; sex education is still often insufficient; ignorance causes excessive fear of possible or imagined effects of contraceptives; part of the population is simply apathetic and irresponsible; finally, the availability of abortion may be a factor, although it is the worst method of birth control.
  • (7) Evidence that depressive thinking is especially inaccurate or illogical, however, is weak.
  • (8) But does he regret missing out on any parts because they seemed illogical when he read the script?
  • (9) The sum of illogical thinking and loose associations was a reliable kappa = 0.77), sensitive (79%), and specific (90%) indicator of schizophrenia in this sample.
  • (10) On the other hand, the discrepancies and absurdities, appearing again and again in his poetic products, are due to his habit of taking dream and its illogical connections as a model.
  • (11) But it's a little illogical that, for offences under section 55 of the Data Protection Act (which might involve even more serious breaches of privacy) there is a public interest defence.
  • (12) It's illogical to think that people of a shared sexuality would also share politics.
  • (13) "It would be absolutely illogical for them not to do it," he said.
  • (14) Of these patients, 119 (78%) had been given psychotropic drugs (usually benzodiazepines), 81 (53%) obtained them on repeat prescription, and 47 (31%) had been prescribed multiple psychotropic drugs, often in seemingly illogical combinations.
  • (15) For very young spines posterior fusion is both illogical and harmful and it is essential that the growth of the front of the spine be arrested by multiple discectomy and end-plate excision.
  • (16) The author contends that the chaotic and illogical funding system for mental health services is primarily responsible for failure of the widespread implementation of demonstrably effective programs.
  • (17) Such an ill-informed and illogical standpoint is a worrying sign of ideologically driven obtuseness.
  • (18) I also love how she falls for Delphine: it's stupid and illogical but I love that."
  • (19) It appears that the NLRB's lack of familiarity with the health care industry and particularly with the day-to-day functioning of a hospital led it to search for touchstones such as the status of an RN or the certification of technicians that would enable it to make easy but illogical distinctions.
  • (20) Paris climate deal might just be enough to start turning the tide on global warming | Lenore Taylor Read more Jean Palutikof, who is director of national climate change adaptation research facility at Griffith University, said the CSIRO strategy of focusing on how Asutralia should adapt to and mitigate climate change, without studying what those changes were, was illogical.

Irrational


Definition:

  • (a.) Not rational; void of reason or understanding; as, brutes are irrational animals.
  • (a.) Not according to reason; absurd; foolish.
  • (a.) Not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; -- said especially of roots. See Surd.

Example Sentences:

  • (1) Take-out: Apple can still innovate and Apple can still generate irrational lust out of thin air.
  • (2) Irrational fear, anxiety and prejudice are not less common among health professionals than in the community generally; they require attention in HIV-related educational programs.
  • (3) This is the latest rejection for an irrational bully whose brand is increasingly toxic.” Referring to earlier controversial comments made on the US campaign trail, Salmond also said of Trump: His behaviour and comments are unlikely to attract the votes of many Mexican Americans or Muslim Americans.
  • (4) The high prevalence of harmful habits in the young families and also some unfavourable features of their lifestyle were detected (low physical activity, irrational diet, etc).
  • (5) Sure enough, the rowdy crowd in the Fox News audience gave him a lusty boo - the loudest of a rambunctious night and maybe of the entire primary season so far - while Gingrich called him "utterly irrational" for questioning the manner of Bin Laden's killing.
  • (6) There are rationally treatable fears arising from the acute situation (especially in rehabilitation patients) as well as the irrational anxieties of the mainly endogenous depressive.
  • (7) The irrational motivations of refusal (particularly, denial and delusional ideation) have been evoked much more often then rational motivations (therapeutic inefficiency, secondary effects).
  • (8) Although critics have argued that psychiatric medications in correctional settings are often prescribed in a clinically irrational manner, without adequate diagnostic criteria, and for the purposes of coercive control rather than treatment, there has been no systematic research in an attempt to validate these claims.
  • (9) And they should be able to "tolerate high levels of ambiguity and uncertainty and rapid change – and at times irrational political demands".
  • (10) He described Anderson as “highly intelligent,” “irrational,” and “calculated” in the violence he carried out against his former partner, Rosie Batty and their son.
  • (11) The danger is that it will leave their irrational aspects intact, while stripping away the essential protections they offer to our wildlife.
  • (12) In general, providing up-to-date information in a small group setting can effectively reduce irrational fears.
  • (13) People are dying to get into this company because they are on Facebook, it's irrational if you look at the numbers.
  • (14) Debating issues such as unemployment benefits and the rehabilitation of prisoners, I was suddenly propelled into the role of standalone lefty whose views were brandished "dreamy" and "irrational".
  • (15) The most frequent causes for destabilization of the remission were bronchopulmonary infections, incorrect reduction or discontinuing of the medication, formal supportive therapy, psychologic demobilization and irrational supportive therapy.
  • (16) I assert that this state of biological psychiatry is due to its violation of an epistemological criterion of rationality, i.e., the relevance criterion; that is, contemporary biological psychiatry is irrational as it adopts a conception irrelevant to the psychobiological domain.
  • (17) It is contended that these deviations, rather than representing irrational biases, could be due to (a) unspecified information over which causal inferences are computed and (b) the questionable normativeness of the models against which these deviations have been measured.
  • (18) But only now, when the world's biggest economies have been lashed by the fallout from the irrational exuberance of the markets, has the idea captured the imagination of their leaders, including Gordon Brown , right.
  • (19) The combined application of clonidine and prazosin in antihypertensive treatment is probably not only irrational but ought to be discouraged in view of the interaction between the drugs, which leads to a reduced antihypertensive potency of clonidine.
  • (20) He said Iran's enemies had understood the message of the naval exercises, saying: "We have no plan to begin any irrational act but we are ready against any threat."