Replaceable

1. a. Capable of being replaced (by), or of being exchanged (for); as, the hydrogen of acids is replaceable by metals or by basic radicals.
2. a. Capable or admitting of being put back into a place.
3. a. Admitting of having its place supplied by a like thing or an equivalent; as, the lost book is replaceable.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.