adverb
US/ˌæl.truˈɪs.tɪ.kəl.i/
UK/ˌæl.truˈɪs.tɪ.kəl.i/
In a way that shows you care about helping others, not about getting something for yourself.
In context
She worked altruistically for years to help poor families in her town.
Short entry. Full notes coming.