unselfishly concerned for or devoted to the welfare of others ( opposed to egoistic ).
2.
Animal Behavior. of or pertaining to behavior by an animal that may be to its disadvantage but that benefits others of its kind, often its close relatives.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.