What does alternative mean?
Alternative is both a noun and an adjective built around the idea of choice among possibilities. As a noun, it denotes one of two or more courses of action or options open to someone: if a plan fails, one looks for an alternative. As an adjective, it describes something that provides such a choice, or something that stands apart from conventional norms — hence terms like alternative energy, alternative medicine, and alternative rock, which signal practices outside the mainstream. The word derives from Latin alternus, meaning 'one after another' or 'by turns', and entered English via French in the early seventeenth century. For centuries it carried a strict either/or meaning, applying only when exactly two options existed; over time its scope broadened to cover any number of possibilities. Today it is indispensable in everyday reasoning, planning, and debate, and its association with non-traditional movements gives it a cultural resonance beyond mere logic.
One of two or more available possibilities or courses of action.
"With the ferry cancelled, driving through the mountains became our only viable alternative."
Traditionally restricted to situations with exactly two options; now commonly used for any number of choices.
Providing a choice between possibilities, or departing from conventional or mainstream practice.
"The band became famous for its alternative sound, rejecting the polished pop of the era."
The non-mainstream sense is especially common in phrases like alternative medicine, alternative energy, and alternative lifestyle.
Used when referring to multiple distinct options or possibilities under consideration.
"The committee weighed three alternatives before approving the proposal."
Alternative comes from Latin 'alternus' — 'one after another' — which is why it spent centuries meaning strictly 'the other of exactly two', and only widened to 'any option' in modern times.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of alternative
Alternative derives from the Latin adjective alternus, meaning 'coming by turns' or 'one after another', itself rooted in the verb alterare, related to alter, 'other'. The word passed into English through French in the early seventeenth century, initially carrying a strict logical sense: a proposition offering exactly two possibilities, as in 'either this or that'. Over subsequent centuries the meaning relaxed from a strict binary to any one of multiple available options, and the adjective developed a further sense describing things outside conventional or mainstream practice.
Related word forms
How alternative is actually used
Historically, 'alternative' was used only where there were exactly two choices ('either...or'); modern usage freely applies it to any number of options. The adjective sense implying non-mainstream status (e.g. alternative music) carries a connotation of being outside the establishment. In formal writing, 'no alternative but to' is a common fixed expression.
Easily confused with alternative
Alternate means every second one in a series or acting in turns by rotation, while alternative refers to one of several possible choices or options.