alternative

definition: necessitating a choice between mutually exclusive possibilities
example: alternative possibilities were neutrality or war
speech part: adjective
synonyms:
definition: pertaining to unconventional choices
example: an alternative life style
speech part: adjective
synonyms:
definition: serving or used in place of another
example: an alternative plan
speech part: adjective
synonyms: substitute alternate
definition: one of a number of things from which only one can be chosen
example:
speech part: noun
synonyms: option

alternative is explained and pronounced

How alternative is being used?