altruistic

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UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌæltruˈɪstɪk/US:USA pronunciation: respellingUSA pronunciation: respelling(al′tro̅o̅ istik)



WordReference Random House Unabridged Dictionary of American English © 2020
al•tru•is•tic  (al′tro̅o̅ istik),USA pronunciation adj. 
  1. unselfishly concerned for or devoted to the welfare of others (opposed to egoistic).
  2. Animal Behaviorof or pertaining to behavior by an animal that may be to its disadvantage but that benefits others of its kind, often its close relatives.
al′tru•isti•cal•ly, adv. 
  • altru(ism) + -istic 1850–55
    • 1.See corresponding entry in Unabridged charitable, generous, philanthropic;
      benevolent, unselfish.
    • 1.See corresponding entry in Unabridged self-centered, selfish, mean.

WordReference Random House Learner's Dictionary of American English © 2020
al•tru•ism /ˈæltruˌɪzəm/USA pronunciation   n. [uncountable]
  1. concern for the welfare, happiness, and well-being of others;
    selflessness.
al•tru•ist, n. [countable]
al•tru•is•tic, adj. 
al•tru•is•ti•cal•ly, adv. See -alte-.

WordReference Random House Unabridged Dictionary of American English © 2020
al•tru•ism  (altro̅o̅ iz′əm),USA pronunciation n. 
  1. the principle or practice of unselfish concern for or devotion to the welfare of others (opposed to egoism).
  2. Animal Behaviorbehavior by an animal that may be to its disadvantage but that benefits others of its kind, as a warning cry that reveals the location of the caller to a predator.
  • Vulgar Latin *alterui, oblique form of Latin alter other (French autre), with -ui from cui to whom; -l- restored from Latin alter) + -isme -ism; popularized through translation of A. Comte, who perh. coined it, on the model of égoisme egoism
  • French altruisme, equivalent. to autru(i) others (
  • 1850–55

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