|part of speech:
||not required or essential; needless.
It's unnecessary to buy a new one if there's nothing wrong with the old one.The more expensive models have unnecessary features.
- inessential, needless, superfluous, unessential, unneeded
- essential, necessary
- similar words:
- dispensable, expendable, extraneous, nonessential, otiose, supernumerary, surplus
||accidental, spare, waste