Capable or admitting of being put back into a place.

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

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

Element which is to be discarded after use and replaced with an identical element. Same as disposable. Opposite of reusable.

Content that may or must be replaced by the user

Content to be replaced.