Essentialism is the view that a thing has certain properties it must have to be what it is, as opposed to properties it merely happens to have. In the social sciences it also names the belief that every member of a group — a race, a sex, a nationality — shares one inherent underlying nature.
Michael John Demiashkevich, in An Introduction to the Philosophy of Education (American Book Company, 1935). He coined the -ism as a corrective label against progressivism and hung it on educators like William C. Bagley. The doctrine it names is ancient and Aristotelian; the word for it is 1930s American educational jargon.
// Where it sits
The hard part isn't whether things have essences — it's saying what makes a property essential rather than merely unavoidable.
What it really means
A woman is jet-lagged, wearing a borrowed coat, and qualified as an electrician. She is also an animal. Aristotle's point is that only the last of those is true of her because she is a human being — the rest are things that happened to her.
That's essentialism: the claim that some properties make a thing what it is and others merely attach to it. Aristotle's phrase for essence is wonderfully awkward in Greek — τὸ τί ἦν εἶναι, the what-it-was-to-be — and it's an answer to what is it?, not a list of properties the thing can't shed.
That distinction turned out to matter enormously, and in 1994 it got the example that made it stick. The modern textbook definition says a property is essential if the thing necessarily has it. Kit Fine pointed out that Socrates necessarily belongs to the set {Socrates} — that's a logical truth, and it is completely unavoidable. It also tells you nothing whatsoever about Socrates. Necessity and essence came apart, and the older Aristotelian 'whatness' sense turned out to be doing the real work all along.
One footnote for anyone arriving from a bookshop. There is a 2010s business-book sense of essentialism meaning something like do fewer things properly. It shares a word with this and nothing else. A table's essence has no opinion about how many tables you own.
Where it comes from
Essentia was itself a Latin manufacture built to translate Greek ousia, 'being, substance'. The noun is a translator's invention, not native Latin — a word coined to catch a Greek idea.
Myths & misconceptions
Essentialism means cutting your life down to what matters — the productivity philosophy.
That's a business-book sense from the 2010s that borrows only the everyday meaning of 'essential' — it isn't the philosophical term. In philosophy, essentialism is a claim about properties of objects, not about calendars or clutter. A table's essence has nothing to do with whether you own too many.
An essential property is just one the thing can't lose.
Modal necessity and essence came apart in 1994. On the modal account, P is essential to o if it's necessary that o has P — but then 'being a member of the set {Socrates}' comes out essential to Socrates, which tells you nothing about what Socrates is. The whatness sense has the older pedigree.
Compare & contrast
Essentialism vs nominalism
Essentialism says the category is out there in the thing; nominalism says the category is in our naming. Same table, two stories about where 'table-ness' lives — and the disagreement is about whether the world comes pre-sorted or whether we do the sorting.
| // | Essentialism | Nominalism |
|---|---|---|
| Categories live | In things | In language |
| Kinds are | Discovered | Made |
| World is | Pre-sorted | Sorted by us |
| Ancient champion | Aristotle | Later medievals |
How it connects
- Telosa thing's essence and its telos are closely related in Aristotle.
- Ship Of Theseusthe puzzle is sharpest if you think objects have essences to preserve.
Tell it apart
Questions people ask
- What is essentialism in simple terms?
- The claim that some of a thing's properties define what it is, while others are incidental. A concrete version: a woman is not jet-lagged, nor wearing a borrowed coat, nor a qualified electrician because she is a human being. Jet lag is accidental; being an animal is not.
- Is essentialism the same as minimalism?
- No — they aren't in the same field. Philosophical essentialism is a metaphysical thesis about properties, going back to Aristotle. The lifestyle usage borrows the word for 'keep only what's essential', which is a completely different word-sense that arrived in the 2010s.
- Why is essentialism criticised?
- The main technical criticism is that the standard modal definition over-generates: it makes trivial necessary truths count as part of a thing's essence. Kit Fine's 1994 example is that Socrates necessarily belongs to the set {Socrates}, which is true and tells you nothing about Socrates. The 'whatness' alternative has a much older pedigree, central to Aristotle.