[noun] one of a number of things from which only one can be chosen; "what option did I have?"; "there no other alternative"; "my only choice is to refuse" Synonyms:option, choice
[adjective] allowing a choice; "an alternative plan" Synonyms:alternate
[adjective] necessitating a choice between mutually exclusive possibilities; "`either' and `or' in `either this or that'" Synonyms:mutually exclusive
[adjective] pertaining to unconventional choices; "an alternative life style"
