désintéressé signifie anglais

disinterested▼◼◼◼(having no stake in the outcome)
adjective
[UK: dɪs.ˈɪn.trə.stɪd] [US: ˌdɪ.ˈsɪn.trə.stəd]

altruistic▼◼◻◻(regardful of others; beneficent; unselfish)
adjective
[UK: ˌæl.tru.ˈɪ.stɪk] [US: ˌɒl.truː.ˈɪ.stɪk]