Metaphysics

← Encyclopedia

Metaphysics got its name by an accident of shelving. Generations after Aristotle’s death, the editors who arranged his works placed a group of treatises after his books on nature — ta meta ta physika, “the things after the Physics” — and the label settled on a study its author had called first philosophy. What that study asks is the largest question there is: what it is to be anything at all — being, reality, and the first principles on which everything else depends. It asks not what particular things exist but what existence is, whether the world has a ground beneath its appearances, and what the most general structures of the real turn out to be.

The accident left its mark on the word. Aristotle never used it; he called the study “first philosophy” and sometimes “theology,” and described its object as wisdom and as the study of being as being — of what holds true of anything whatever, simply because it is. The standard account credits the arrangement to Andronicus of Rhodes in the first century BCE, though scholars treat the details as uncertain; some place the editing a full century later, and Hans Reiner argued in 1954 that the title originated earlier still, among Aristotle’s own followers, perhaps with Eudemus of Rhodes. The Greek meta meant only “after,” but later Latin readers heard in it “beyond,” and the word came to carry a sense its origin never intended: the study of what lies past the physical. That single misreading — after heard as beyond — runs under nearly everything the word has since been made to mean.

Within the discipline, the questions sort into a handful of standing branches. Ontology asks the oldest question in its barest form: what is there, and what is it to be? The problem of universals asks whether properties and kinds — redness, humanity — exist over and above the particular things that have them, dividing realists from conceptualists and nominalists. Philosophical cosmology asks after the structure and ground of the world as a whole, as distinct from the empirical sky-mapping that now bears the name. The mind-body problem asks how mental life stands to physical process. Free will and determinism contest whether choice survives a world of prior causes. Causation asks what it is for one thing to bring about another; identity and time ask how a thing persists through change and whether the past and future are as real as the present; and modality asks what is possible and what is necessary, and what an essence is. These are not separate sciences but facets of one question, turned to catch different light.

The history of the field is, among other things, the history of that question’s fortunes. Aristotle’s “first philosophy” gave way to the medieval Scholastics, who built vast architectures of substance, essence, and existence — the line from Avicenna to Aquinas turning on a real distinction between what a thing is and the sheer fact that it is, until metaphysics became, at its summit, the science of the being whose essence is simply to exist. The early-modern rationalists — Descartes, Spinoza, Leibniz — inherited that concept of substance and rebuilt the field on reason alone: one substance, or infinite monads, or a thinking self set over against extended matter. Kant then held that reason, reaching past possible experience, falls into contradiction with itself — the antinomies of pure reason — and tried to set limits to what metaphysics could claim, relocating the field rather than abolishing it. The logical positivists of the twentieth century went further and declared its statements meaningless, since none could be checked against experience. Neither verdict ended the subject. Analytic philosophy revived it on its own terms: Quine reopened the question of what one’s theories commit one to, Kripke restored talk of essences and necessity, and David Lewis built a systematic metaphysics of possibility, causation, and persistence — identity, time, causation, modality once again live and technical problems.

Two of those branches now anchor entries of their own, and are best named here and left to them. The hard problem of consciousness is one sharp framing of the mind-body question — why physical process is accompanied by inner experience at all. Panpsychism is one candidate answer to it — that experience goes all the way down, intrinsic to matter rather than produced by it. The metaphysics entry marks the branch; the dedicated entries carry the argument.

That older beyond — the misheard meta — is much of why metaphysics became the natural meeting-ground of philosophy and the esoteric. The questions it raised — whether reality is one or many, whether the visible order rests on an invisible one, whether mind or matter comes first — are precisely the questions that mystical and occult traditions answered in their own registers. The Platonists held that the things of sense are shadows of unchanging forms; the Neoplatonists ranked all reality as a descent from a single source beyond being; the Scholastics gave the whole a Christian frame. When later esoteric writers spoke of higher planes, subtle bodies, or correspondences linking every level of the cosmos, they were working a vein that academic metaphysics had opened and then, for the most part, abandoned — abandoned, that is, in its esoteric reading, for the analytic revival shows the discipline never abandoned metaphysics as such.

The word now carries three senses worth keeping apart. There is the academic discipline traced above, from Aristotle to Lewis. There is the speculative- mystical lineage — Platonic, Neoplatonic, Hermetic — where metaphysics and esoteric cosmology genuinely overlap, in the One, the chain of being, the descent and return. And there is the popular sense, the one that names a shelf in a bookshop: “metaphysics” as mind-power, correspondence, energy, and healing. The historian Catherine Albanese has gathered this last under the heading of American metaphysical religion, marked by a faith in the powers of mind, a correspondence between seen and unseen worlds, a flow of energy between them, and a yearning for healing — the world of New Thought, Spiritualism, and their kin. This popular sense descends not from the academic discipline but from the same beyond the physical misreading the etymology records: the bookstore “metaphysical” is the after-heard-as-beyond, flowering at last into a genre.

What unites these uses, academic and esoteric alike, is the conviction that the ordinary description of the world is not the last word — that something can be said about reality as such, beneath or above the things that fill it. Whether anything true can be said there is the question the field has never settled, and the reason it has neither died nor stood still.

→ In the library: Plotinus — The Enneads (MacKenna) · Plato — Parmenides (Jowett)

→ Related: Neoplatonism · The One · Universals · Dualism · Hard Problem Of Consciousness · Panpsychism · New Thought American Metaphysical Religion