not useful
Antonyms
Examples
In the spiritual realm nothing is indifferent: what is not useful is harmful.
In a picture every part will be visible and will play the role conferred upon it, be it principal or secondary. All that is not useful in the picture is detrimental.
Obama's failure to close Guantanamo is yet another instance where the rhetoric of democratic and constitutional rights proved not useful for his international relations, relations which are always pursued in ways that continue to link and fortify securitarian power with the opening of new markets.
Although it's not useful to drown in despair, it's also not useful to keep a 'positive attitude' when this means concealing or denying real emotions.
I like it when someone tells me: 'I don't agree.' This is a true collaborator. When they say 'Oh, how great, how great, how great,' that's not useful.