Definition of another :
1. Any or some; any different person, indefinitely; any one else; some one else.
2. Not the same; different.
3. One more, in addition to a former number; a second or additional one, similar in likeness or in effect.
some other, sort of, indistinguishable, else, different, near, more, comparable, other, like, equal, close, identical, consistent, fresh, not unlike, alike, similar, farther, steady, same old, same old, equivalent, uniform, homogeneous, added, further, additional, interchangeable
additional (part of speech: adjective)