eth ‧ i ‧ cal AC /ˈeθɪk ə l/ BrE AmE adjective [no comparative]
1 . relating to principles of what is right and wrong SYN moral
ethical issues/questions/problems
The use of animals in scientific tests raises difficult ethical questions.
The president must have the highest ethical standards.
2 . morally good or correct OPP unethical :
I don’t think it’s ethical for you to accept a job you know you can’t do.
ethical investment policies (=investing only in businesses that are considered morally acceptable)
⇨ ↑ unethical
—ethically /-kli/ adverb