Definition of sanity noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈsænəti//
    ; NAmE NAmE//ˈsænəti//
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  1. 1the state of having a normal healthy mind His behaviour was so strange that I began to doubt his sanity. to keep/preserve your sanity
  2. 2the state of being sensible and reasonable After a series of road accidents the police pleaded for sanity among drivers.
  3. opposite insanity see also sane
    Word Originlate Middle English (in the sense ‘health’): from Latin sanitas ‘health’, from sanus ‘healthy’. Current senses date from the early 17th cent.Extra examples He was a voice of sanity in the Republican Party. I fear for her sanity if this continues much longer. Stock market trading slowly settled down as sanity returned. Such a move is essential for the sanity of all concerned. The pace of city life threatens our sanity. There were moments when he doubted his own sanity. We need to bring some sanity to this issue. We still hope that sanity will prevail. Sanity gradually returned to the little town. The old woman created an aura of sanity and tranquillity. We are delighted that sanity has prevailed and the right decision has been made. We need a return to economic sanity.
See the Oxford Advanced American Dictionary entry: sanity