What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Critical vs Rational - What's the difference?

critical | rational |

As adjectives the difference between critical and rational

is that critical is inclined to find fault or criticize; fastidious; captious; censorious; exacting while rational is capable of reasoning.

As nouns the difference between critical and rational

is that critical is a critical value, factor, etc while rational is (mathematics) a rational number: a number that can be expressed as the quotient of two integers.

critical

English

Adjective

(en adjective)
  • Inclined to find fault or criticize; fastidious; captious; censorious; exacting.
  • :
  • Pertaining to, or indicating, a crisis or turning point.
  • :
  • *
  • *:Such a scandal as the prosecution of a brother for forgery—with a verdict of guilty—is a most truly horrible, deplorable, fatal thing. It takes the respectability out of a family perhaps at a critical moment, when the family is just assuming the robes of respectability:it is a black spot which all the soaps ever advertised could never wash off.
  • Extremely important.
  • :
  • *{{quote-magazine, year=2013, month=September-October, author= Katie L. Burke
  • , magazine=(American Scientist), title= In the News , passage=Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis:
  • Relating to criticism or careful analysis, such as literary or film criticism.
  • :
  • (lb) Of a patient condition involving unstable vital signs and a prognosis that predicts the condition could worsen; or, a patient condition that requires urgent treatment in an intensive care or critical care medical facility.
  • :
  • Likely to go out of control if disturbed, that is, opposite of stable.
  • :
  • Of the point (in temperature, reagent concentration etc.) where a nuclear or chemical reaction becomes self-sustaining.
  • :
  • Derived terms

    {{der3, criticality , critically , criticalness , critical angle , critical mass , critical point , critical thinking , mission-critical , pseudocritical , supercritical}}

    See also

    * (wikipedia "critical") * (Medical state)

    Noun

    (en noun)
  • A critical value, factor, etc.
  • * 1976 , American Society of Mechanical Engineers, Journal of engineering for industry (volume 98, page 508)
  • The second undamped system criticals show a greater percentage depression than the first.
  • * 2008 , John J. Coyle, C. John Langley, Brian Gibson, Supply Chain Management: A Logistics Perspective (page 564)
  • Finally, criticals are high-risk, high-value items that give the final product a competitive advantage in the marketplace Criticals, in part, determine the customer's ultimate cost of using the finished product — in our example, the computer.

    rational

    English

    Alternative forms

    * rationall (obsolete)

    Etymology 1

    From (etyl) rationel, rational, from (etyl)

    Adjective

    (en adjective)
  • Capable of reasoning.
  • *
  • Logically sound; not contradictory or otherwise absurd.
  • (label) Healthy or balanced intellectually; exhibiting reasonableness.
  • *{{quote-magazine, date=2014-06-21, volume=411, issue=8892, magazine=(The Economist)
  • , title= Magician’s brain , passage=The [Isaac] Newton that emerges from the [unpublished] manuscripts is far from the popular image of a rational practitioner of cold and pure reason. The architect of modern science was himself not very modern. He was obsessed with alchemy.}}
  • Of a number, capable of being expressed as the ratio of two integers.
  • ¾ is a rational number, but ?2 is an irrational number.
  • Of an algebraic expression, capable of being expressed as the ratio of two polynomials.
  • (label) Expressing the type, structure, relations, and reactions of a compound; graphic; said of formulae.
  • Antonyms
    * (reasonable) absurd, irrational, nonsensical * (capable of reasoning) arational, irrational, non-rational * (number theory) irrational

    Etymology 2

    From (etyl) rational, from , for which see the first etymology.

    Noun

    (en noun)
  • (mathematics) A rational number: a number that can be expressed as the quotient of two integers.
  • The quotient of two rationals''' is again a '''rational .
  • A rational being.
  • (Young)

    References

    * *

    Anagrams

    *