altruistic

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++al·tru·is·tic /ˌæltruˈɪstɪk◂/ adjective  SELFISHaltruistic behaviour shows that you care about and will help other people, even though this brings no advantage for yourself 利他主义的，无私的 OPP selfish Were his motives entirely altruistic? 他的动机是完全无私的吗？ —altruistically /-kli/ adverb

Examples from the Corpus

altruistic• You can't expect a large corporation to be altruistic.• Some, like dreams of providing a great service, are altruistic.• The political concern is not altruistic.• Second, an animal might direct altruistic acts towards genetic relatives of those with which it was raised.• Companies that donate books or equipment to schools that collect their tokens are not being entirely altruistic - after all, you have to buy the products to get the tokens.• Their motives were partly altruistic and partly economic.• Given that annuity markets are imperfect, people may leave substantial estates even though they have no altruistic feelings towards their heirs.• But what constabulary safeguards do those altruistic groups maintain?• He has to give up his egocentricity and develop the beginnings of a more altruistic point of view.• These are not purely altruistic ventures.

al·tru·is·tic adjectiveChineseSyllable  

that help behaviour you altruistic care shows will about Corpus and

altruistic
al‧tru‧is‧tic /ˌæltruˈɪstɪk◂/ adjective
altruistic behaviour shows that you care about and will help other people, even though this brings no advantage for yourself
   OPP  selfish:
    Were his motives entirely altruistic?
—altruistically /-kli/ adverb