Definition of sane in English:



  • 1(of a person) of sound mind; not mad or mentally ill.

    ‘hard work kept me sane’
    • ‘Either way, nobody knew the man's mental state, but it was believed he was perfectly sane.’
    • ‘The sane traveler takes with them an almost inexhaustible supply of patience.’
    • ‘I wanted to prove to them that I was sane, and I figured the best way to do that would to act as calm as possible.’
    • ‘Second, because it is simply incredible that any lawyer, or indeed any sane person, would give such advice.’
    • ‘She raised an eyebrow; most people didn't seem to think she was sane when they first met her.’
    • ‘Any sane person will agree that the culprit of the Kitwe accident cannot be described as a normal person.’
    • ‘If you go to your local restaurant and behave like a sane person, no one cares.’
    • ‘I tend to think trading virtual futility for spiritual futility is a step no sane person would take.’
    • ‘As we would all like to believe, Canada is a sane country and we are a sane people.’
    • ‘The state had one expert and he never came out and actually testified that she was sane.’
    • ‘No sane person would, for example, start a high street pizzeria without first doing some homework concerning the market.’
    • ‘Michael is also the most sane member of this very, very dysfunctional family.’
    • ‘Every sane person will expect the Government to take sensible precautions.’
    • ‘Now that there have been two consultations, no sane person can claim that they have not had the opportunity to have their say!’
    • ‘I have to watch my mouth around them and can't act crazy because they're so sane.’
    • ‘Can any sane person accept that a civilized world should function in this way?’
    • ‘Surely no sane person believes that this explosion of violence is restricted to our country.’
    • ‘The decision reopens a longstanding debate about whether mentally ill inmates can be executed if they are sane only while taking drugs.’
    • ‘Alana left in a hurry, leaving Angela wondering if her Mom had any sane friends left in Fallon Creek.’
    • ‘The Yorkshire Ripper was last night claimed to be planning a bid for freedom - by proving he is now sane.’
    of sound mind, right in the head, in one's right mind, in possession of all one's faculties, able to reason clearly, able to think clearly, lucid, clear-headed, rational, coherent, balanced, well balanced, stable, normal
    View synonyms
    1. 1.1Reasonable or sensible.
      ‘a sane discussion of the important social issues of our time’
      • ‘I know nothing about shoe repair and resizing so I was wondering if this is a sane undertaking or if I should just cut my losses.’
      • ‘Persuade me also that there's a sane reason for dropping Cadenza from National Radio.’
      • ‘There is no sane reason to review the acting or storyline in A Night To Dismember.’
      sensible, practical, advisable, responsible, realistic, full of common sense, prudent, circumspect, pragmatic, wise, reasonable, rational, mature, level-headed, commonsensical, judicious, politic, sound, balanced, sober
      View synonyms


Early 17th century: from Latin sanus healthy.