Indifferent

Not mal/ing a difference; having no influence or preponderating weight; involving no preference, concern, or attention; of no account; without significance or importance.

Neither particularly good, not very bad; of a middle state or quality; passable; mediocre.

Not inclined to one side, party, or choice more than to another; neutral; impartial.

Feeling no interest, anxiety, or care, respecting anything; unconcerned; inattentive; apathetic; heedless; as, to be indifferent to the welfare of one's family.

Free from bias or prejudice; impartial; unbiased; disinterested.

To a moderate degree; passably; tolerably.

having only a limited ability to react chemically; chemically inactive; "inert matter"; "an indifferent chemical in a reaction"