objective

Existing independent of or external to the mind; actual or real.

Based on observable phenomena; empirical.

Uninfluenced by emotions or personal prejudices: synonym: fair.

Relating to or being an indicator of disease, such as a physical sign, laboratory test, or x-ray that can be observed or verified by someone other than the person being evaluated.

Of, relating to, or being the case of a noun or pronoun that serves as the object of a verb.