1. (a.) Capable or admitting of being put back into a place.

2. (a.) Admitting of having its place supplied by a like thing or an equivalent; as, the lost book is replaceable.

3. (a.) Capable of being replaced (by), or of being exchanged (for); as, the hydrogen of acids is replaceable by metals or by basic radicals.

consumable de trop dispensable disposable excess expletive gratuitous in excess inessential insignificant needless no-deposit nonessential pleonastic prolix redundant replaceable spare spendable substitutable supererogatory superfluous supersedable tautologic tautologous throwaway to spare uncalled-for unessential unimportant unnecessary unneeded verbose