alternative UK /ɒlˈtɜː.nə.tɪv/US /ɔlˈtɝ.nə.tɪv/noun 5adjective 5forms 1 noun5 •another choice that someone can make in place of the first, when they cannot have both •The remaining option; something available after other possibilities have been exhausted. •A situation which allows a mutually exclusive choice between two or more possibilities; a choice between two or more possibilities.I gave you the alternative; you decided to stay. •A non-offensive word or phrase that serves as a replacement for a word deemed offensive or unacceptable, though not as a euphemism.Disability activists discourage the use of the words "crazy" and "insane" due to their negative connections to mental health, suggesting alternatives such as "wild", "silly", or "out of this world", which do not relate to mental health. •alternative rock adjective5 •Other; different from something else.Exploring alternative realities isn't just a game for boys. In 1666, Margaret Cavendish, the Duchess of Newcastle, published a utopian fantasy of compelling strangeness. — 2011 •Not traditional, outside the mainstream, underground. •Relating to a choice between two or more possibilities.There are two alternative theories as to why this phenomenon occurs. •Presenting two or more alternatives. •(no longer used) Alternate, reciprocal. formsalternatives