(adj): scientifically detached; unemotional
(adj): having no personal preference
(adj): capable of being verified
(adj): serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes
(adj): emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation
(adj): vs. unreal), existent -- (being or occurring in fact or actuality; having verified existence; not illusory
(adj): belonging to immediate experience of actual things or events
(adj): vs. abstract) -- (capable of being perceived by the senses; not abstract or imaginary
(n): the goal intended to be attained (and which is believed to be attainable)
(n): the state of affairs that a plan is intended to achieve and that (when achieved) terminates behavior intended to achieve it
(n): the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
(n): a transparent optical device used to converge or diverge transmitted light and to form images