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English definition of “tolerance”

tolerance

noun uk   /ˈtɒl.ər.əns/ us    /ˈtɑː.lɚ-/

tolerance noun (ACCEPTANCE)

C2 [U] (formal toleration) willingness to accept behaviour and beliefs that are different from your own, although you might not agree with or approve of them: This period in history is not noted for its religious tolerance. Some members of the party would like to see it develop a greater tolerance of/towards contrary points of view.

tolerance noun (ABILITY TO DEAL WITH)

[U] the ability to deal with something unpleasant or annoying, or to continue existing despite bad or difficult conditions: My tolerance of heat is considerably greater after having lived in the Far East for a couple of years. [U] specialized biology an animal's or plant's ability not to be harmed by a drug or poison over a long period of time: a greater tolerance of/to the drug

tolerance noun (VARIATION)

[C or U] specialized engineering, mathematics the amount by which a measurement or calculation might change and still be acceptable: parts that are made to tolerances of a thousandth of an inch
(Definition of tolerance from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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