4. (Metaph.) Any combination of qualities or relations, considered
apart from the substance to which they belong, and treated as entities;
more generally, condition, or state of being; manner or form of
arrangement or manifestation; form, as opposed to matter.
Modes I call such complex ideas, which, however compounded, contain
not in them the supposition of subsisting by themselves, but are
considered as dependencies on, or affections of, substances.
Locke.
5. (Logic) The form in which the proposition connects the predicate and
subject, whether by simple, contingent, or necessary assertion; the
form of the syllogism, as determined by the quantity and quality of the
constituent proposition; mood.