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The word 'protein' turns 187

Coined for the Greek word meaning 'of first importance', the term is younger than the steam locomotive — and its name was a bold claim.
June 19, 2026 by
Raphael Carmo · Managing Partner, 4D World

Key Takeaways

  • ▸The word 'protein' was coined in 1838 by Swedish chemist Jons Jacob Berzelius.
  • ▸Dutch chemist Gerardus Mulder popularised the term the following year, in 1839.
  • ▸It derives from the Greek 'proteios', meaning 'of first importance'.
  • ▸The word is younger than the steam locomotive.
  • ▸The name came pre-loaded with an argument about the molecule's importance.

CURIOSITY FRIDAY

It runs the modern diet, sells gym memberships and anchors every pet-food label — yet the word 'protein' is younger than the steam locomotive.

Reefer and dry cargo, ocean-bound
REEFER AND DRY CARGO, OCEAN-BOUND

The molecule is as old as life; the name is not. It was coined in 1838 by the Swedish chemist Jöns Jacob Berzelius and popularised the following year by the Dutch chemist Gerardus Mulder. Berzelius reached back to Greek for it — and the root he chose was a statement in itself.

Greek
Proteios — 'of the first rank', 'primary'. The root that would name the molecule of life.
1838
Jöns Jacob Berzelius proposes the term in correspondence with a Dutch colleague.
1839
Gerardus Mulder publishes it — and 'protein' enters the scientific vocabulary for good.
1800s-1900s
Protein chemistry unlocks nutrition and feed science; the concept moves from the lab bench to the farm.
Today
From an obscure chemical term to the most-marketed word on menus, gym shelves and pet-food bags.
Where raw material meets specification
WHERE RAW MATERIAL MEETS SPECIFICATION

For most of history humanity organised itself around getting enough of this stuff without ever having a word for it. When the word finally arrived, it came pre-loaded with an argument about how important it was.

Why 'first importance'?

Berzelius reached for the Greek proteios because these nitrogen-rich substances looked like the primary building material of living tissue. Nearly two centuries on, a protein trader would say he called it early.

Every civilisation organised itself around getting enough of it. It only got a name in 1839.

The 4DW Angle

We trade the thing the word describes, all day, every day. It is a small pleasure to remember that the entire global protein economy runs on a term that is not yet two hundred years old — and that it was named, from the start, the most important thing on the plate.

Freeze-dried and shelf-stable
FREEZE-DRIED AND SHELF-STABLE

▮ Frequently asked questions

Where does the word 'protein' come from?

The word 'protein' was coined in 1838 by Swedish chemist Jons Jacob Berzelius and popularised the following year by Dutch chemist Gerardus Mulder. Berzelius built it from the Greek 'proteios', meaning 'of the first rank' or 'primary' - a bold claim that these substances were life's primary building material.

What does the Greek root of 'protein' mean?

The word comes from the Greek 'proteios', meaning 'of the first rank', 'primary' or 'of first importance'. Berzelius chose it in 1838 because these nitrogen-rich substances looked like the primary building material of living tissue. Nearly two centuries on, a protein trader would say he called it early.

How old is the word 'protein'?

The word 'protein' is younger than the steam locomotive, dating to 1838-39. The molecule is as old as life, but the name is not: Berzelius proposed it in 1838 and Mulder published it in 1839. For most of history humanity sought this stuff without ever having a word for it.

SOURCES

Blood, plasma & the protein you never see
Spray-dried plasma and blood meal turn an abattoir by-product into some of the most functional protein in feed.